Home / 10,618.52-14,653.17-5,902.70

Finding the Fourth Proportional to 10,618.52, 14,653.17 and 5,902.70

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Solution

The fourth proportional to 10,618.52, 14,653.17 and 5,902.70 is: 8,145.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,618.52 : 14,653.17 = 5,902.70 : x
  2. Step 2: Convert to fraction form
    10,618.52/14,653.17 = 5,902.70/x
  3. Step 3: Cross multiply
    10,618.52x = 14,653.17 × 5,902.70
  4. Step 4: Simplify right side
    10,618.52x = 86,493,193.29
  5. Step 5: Solve for x
    x = 86,493,193.29/10,618.52
  6. Step 6: Final answer
    x = 8,145.51

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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.