Home / 9,334.05-12,885.11-6,148.99

Finding the Fourth Proportional to 9,334.05, 12,885.11 and 6,148.99

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Solution

The fourth proportional to 9,334.05, 12,885.11 and 6,148.99 is: 8,488.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,334.05 : 12,885.11 = 6,148.99 : x
  2. Step 2: Convert to fraction form
    9,334.05/12,885.11 = 6,148.99/x
  3. Step 3: Cross multiply
    9,334.05x = 12,885.11 × 6,148.99
  4. Step 4: Simplify right side
    9,334.05x = 79,230,412.54
  5. Step 5: Solve for x
    x = 79,230,412.54/9,334.05
  6. Step 6: Final answer
    x = 8,488.32

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.