Home / 10,864.26-16,289.10-5,929.20

Finding the Fourth Proportional to 10,864.26, 16,289.10 and 5,929.20

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Solution

The fourth proportional to 10,864.26, 16,289.10 and 5,929.20 is: 8,889.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,864.26 : 16,289.10 = 5,929.20 : x
  2. Step 2: Convert to fraction form
    10,864.26/16,289.10 = 5,929.20/x
  3. Step 3: Cross multiply
    10,864.26x = 16,289.10 × 5,929.20
  4. Step 4: Simplify right side
    10,864.26x = 96,581,331.72
  5. Step 5: Solve for x
    x = 96,581,331.72/10,864.26
  6. Step 6: Final answer
    x = 8,889.82

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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.