Home / 9,464.05-14,123.15-8,312.23

Finding the Fourth Proportional to 9,464.05, 14,123.15 and 8,312.23

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Solution

The fourth proportional to 9,464.05, 14,123.15 and 8,312.23 is: 12,404.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,464.05 : 14,123.15 = 8,312.23 : x
  2. Step 2: Convert to fraction form
    9,464.05/14,123.15 = 8,312.23/x
  3. Step 3: Cross multiply
    9,464.05x = 14,123.15 × 8,312.23
  4. Step 4: Simplify right side
    9,464.05x = 117,394,800.51
  5. Step 5: Solve for x
    x = 117,394,800.51/9,464.05
  6. Step 6: Final answer
    x = 12,404.29

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Half scale
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Double scale
Find fourth proportional to 9,465.05, 14,124.64 and 8,313.23
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.