Home / 10,718.17-16,077.25-4,474.77

Finding the Fourth Proportional to 10,718.17, 16,077.25 and 4,474.77

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Solution

The fourth proportional to 10,718.17, 16,077.25 and 4,474.77 is: 6,712.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,718.17 : 16,077.25 = 4,474.77 : x
  2. Step 2: Convert to fraction form
    10,718.17/16,077.25 = 4,474.77/x
  3. Step 3: Cross multiply
    10,718.17x = 16,077.25 × 4,474.77
  4. Step 4: Simplify right side
    10,718.17x = 71,941,995.98
  5. Step 5: Solve for x
    x = 71,941,995.98/10,718.17
  6. Step 6: Final answer
    x = 6,712.15

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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.