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Finding the Fourth Proportional to 10,510.98, 15,766.52 and 2,719.79

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Solution

The fourth proportional to 10,510.98, 15,766.52 and 2,719.79 is: 4,079.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,510.98 : 15,766.52 = 2,719.79 : x
  2. Step 2: Convert to fraction form
    10,510.98/15,766.52 = 2,719.79/x
  3. Step 3: Cross multiply
    10,510.98x = 15,766.52 × 2,719.79
  4. Step 4: Simplify right side
    10,510.98x = 42,881,643.48
  5. Step 5: Solve for x
    x = 42,881,643.48/10,510.98
  6. Step 6: Final answer
    x = 4,079.70

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.