Home / 10,559.20-14,567.12-6,365.04

Finding the Fourth Proportional to 10,559.20, 14,567.12 and 6,365.04

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Solution

The fourth proportional to 10,559.20, 14,567.12 and 6,365.04 is: 8,781.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,559.20 : 14,567.12 = 6,365.04 : x
  2. Step 2: Convert to fraction form
    10,559.20/14,567.12 = 6,365.04/x
  3. Step 3: Cross multiply
    10,559.20x = 14,567.12 × 6,365.04
  4. Step 4: Simplify right side
    10,559.20x = 92,720,301.48
  5. Step 5: Solve for x
    x = 92,720,301.48/10,559.20
  6. Step 6: Final answer
    x = 8,781.00

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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.