Home / 10,631.52-14,673.32-6,158.03

Finding the Fourth Proportional to 10,631.52, 14,673.32 and 6,158.03

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Solution

The fourth proportional to 10,631.52, 14,673.32 and 6,158.03 is: 8,499.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,631.52 : 14,673.32 = 6,158.03 : x
  2. Step 2: Convert to fraction form
    10,631.52/14,673.32 = 6,158.03/x
  3. Step 3: Cross multiply
    10,631.52x = 14,673.32 × 6,158.03
  4. Step 4: Simplify right side
    10,631.52x = 90,358,663.70
  5. Step 5: Solve for x
    x = 90,358,663.70/10,631.52
  6. Step 6: Final answer
    x = 8,499.13

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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.