Home / 10,209.55-14,088.19-5,732.44

Finding the Fourth Proportional to 10,209.55, 14,088.19 and 5,732.44

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Solution

The fourth proportional to 10,209.55, 14,088.19 and 5,732.44 is: 7,910.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,209.55 : 14,088.19 = 5,732.44 : x
  2. Step 2: Convert to fraction form
    10,209.55/14,088.19 = 5,732.44/x
  3. Step 3: Cross multiply
    10,209.55x = 14,088.19 × 5,732.44
  4. Step 4: Simplify right side
    10,209.55x = 80,759,703.88
  5. Step 5: Solve for x
    x = 80,759,703.88/10,209.55
  6. Step 6: Final answer
    x = 7,910.21

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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.