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Finding the Fourth Proportional to 7,555.01, 11,304.01 and 6,787.65

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Solution

The fourth proportional to 7,555.01, 11,304.01 and 6,787.65 is: 10,155.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,555.01 : 11,304.01 = 6,787.65 : x
  2. Step 2: Convert to fraction form
    7,555.01/11,304.01 = 6,787.65/x
  3. Step 3: Cross multiply
    7,555.01x = 11,304.01 × 6,787.65
  4. Step 4: Simplify right side
    7,555.01x = 76,727,612.59
  5. Step 5: Solve for x
    x = 76,727,612.59/7,555.01
  6. Step 6: Final answer
    x = 10,155.87

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1.5x scale

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.