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Finding the Fourth Proportional to 5,506.56, 7,599.11 and 2,988.69

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Solution

The fourth proportional to 5,506.56, 7,599.11 and 2,988.69 is: 4,124.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,506.56 : 7,599.11 = 2,988.69 : x
  2. Step 2: Convert to fraction form
    5,506.56/7,599.11 = 2,988.69/x
  3. Step 3: Cross multiply
    5,506.56x = 7,599.11 × 2,988.69
  4. Step 4: Simplify right side
    5,506.56x = 22,711,395.59
  5. Step 5: Solve for x
    x = 22,711,395.59/5,506.56
  6. Step 6: Final answer
    x = 4,124.43

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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.