Home / 10,476.23-15,707.87-4,930.97

Finding the Fourth Proportional to 10,476.23, 15,707.87 and 4,930.97

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Solution

The fourth proportional to 10,476.23, 15,707.87 and 4,930.97 is: 7,393.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,476.23 : 15,707.87 = 4,930.97 : x
  2. Step 2: Convert to fraction form
    10,476.23/15,707.87 = 4,930.97/x
  3. Step 3: Cross multiply
    10,476.23x = 15,707.87 × 4,930.97
  4. Step 4: Simplify right side
    10,476.23x = 77,455,011.08
  5. Step 5: Solve for x
    x = 77,455,011.08/10,476.23
  6. Step 6: Final answer
    x = 7,393.40

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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.