Home / 10,463.06-15,766.56-8,654.87

Finding the Fourth Proportional to 10,463.06, 15,766.56 and 8,654.87

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Solution

The fourth proportional to 10,463.06, 15,766.56 and 8,654.87 is: 13,041.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,463.06 : 15,766.56 = 8,654.87 : x
  2. Step 2: Convert to fraction form
    10,463.06/15,766.56 = 8,654.87/x
  3. Step 3: Cross multiply
    10,463.06x = 15,766.56 × 8,654.87
  4. Step 4: Simplify right side
    10,463.06x = 136,457,448.31
  5. Step 5: Solve for x
    x = 136,457,448.31/10,463.06
  6. Step 6: Final answer
    x = 13,041.84

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.