Home / 10,618.33-15,930.57-4,042.97

Finding the Fourth Proportional to 10,618.33, 15,930.57 and 4,042.97

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Solution

The fourth proportional to 10,618.33, 15,930.57 and 4,042.97 is: 6,065.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,618.33 : 15,930.57 = 4,042.97 : x
  2. Step 2: Convert to fraction form
    10,618.33/15,930.57 = 4,042.97/x
  3. Step 3: Cross multiply
    10,618.33x = 15,930.57 × 4,042.97
  4. Step 4: Simplify right side
    10,618.33x = 64,406,878.71
  5. Step 5: Solve for x
    x = 64,406,878.71/10,618.33
  6. Step 6: Final answer
    x = 6,065.63

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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.