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Finding the Fourth Proportional to 10,610.32, 15,918.93 and 5,062.95

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Solution

The fourth proportional to 10,610.32, 15,918.93 and 5,062.95 is: 7,596.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,610.32 : 15,918.93 = 5,062.95 : x
  2. Step 2: Convert to fraction form
    10,610.32/15,918.93 = 5,062.95/x
  3. Step 3: Cross multiply
    10,610.32x = 15,918.93 × 5,062.95
  4. Step 4: Simplify right side
    10,610.32x = 80,596,746.64
  5. Step 5: Solve for x
    x = 80,596,746.64/10,610.32
  6. Step 6: Final answer
    x = 7,596.07

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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.