Home / 10,280.21-14,179.66-6,508.17

Finding the Fourth Proportional to 10,280.21, 14,179.66 and 6,508.17

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Solution

The fourth proportional to 10,280.21, 14,179.66 and 6,508.17 is: 8,976.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,280.21 : 14,179.66 = 6,508.17 : x
  2. Step 2: Convert to fraction form
    10,280.21/14,179.66 = 6,508.17/x
  3. Step 3: Cross multiply
    10,280.21x = 14,179.66 × 6,508.17
  4. Step 4: Simplify right side
    10,280.21x = 92,283,621.55
  5. Step 5: Solve for x
    x = 92,283,621.55/10,280.21
  6. Step 6: Final answer
    x = 8,976.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.