Home / 9,412.05-14,122.85-4,480.77

Finding the Fourth Proportional to 9,412.05, 14,122.85 and 4,480.77

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Solution

The fourth proportional to 9,412.05, 14,122.85 and 4,480.77 is: 6,723.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,412.05 : 14,122.85 = 4,480.77 : x
  2. Step 2: Convert to fraction form
    9,412.05/14,122.85 = 4,480.77/x
  3. Step 3: Cross multiply
    9,412.05x = 14,122.85 × 4,480.77
  4. Step 4: Simplify right side
    9,412.05x = 63,281,220.19
  5. Step 5: Solve for x
    x = 63,281,220.19/9,412.05
  6. Step 6: Final answer
    x = 6,723.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.