Home / 10,359.92-14,308.56-6,838.85

Finding the Fourth Proportional to 10,359.92, 14,308.56 and 6,838.85

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Solution

The fourth proportional to 10,359.92, 14,308.56 and 6,838.85 is: 9,445.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,359.92 : 14,308.56 = 6,838.85 : x
  2. Step 2: Convert to fraction form
    10,359.92/14,308.56 = 6,838.85/x
  3. Step 3: Cross multiply
    10,359.92x = 14,308.56 × 6,838.85
  4. Step 4: Simplify right side
    10,359.92x = 97,854,024.01
  5. Step 5: Solve for x
    x = 97,854,024.01/10,359.92
  6. Step 6: Final answer
    x = 9,445.45

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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.