Home / 6,529.28-9,787.48-4,182.62

Finding the Fourth Proportional to 6,529.28, 9,787.48 and 4,182.62

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Solution

The fourth proportional to 6,529.28, 9,787.48 and 4,182.62 is: 6,269.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,529.28 : 9,787.48 = 4,182.62 : x
  2. Step 2: Convert to fraction form
    6,529.28/9,787.48 = 4,182.62/x
  3. Step 3: Cross multiply
    6,529.28x = 9,787.48 × 4,182.62
  4. Step 4: Simplify right side
    6,529.28x = 40,937,309.60
  5. Step 5: Solve for x
    x = 40,937,309.60/6,529.28
  6. Step 6: Final answer
    x = 6,269.80

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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.