Home / 5,531.59-7,633.58-3,013.70

Finding the Fourth Proportional to 5,531.59, 7,633.58 and 3,013.70

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Solution

The fourth proportional to 5,531.59, 7,633.58 and 3,013.70 is: 4,158.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,531.59 : 7,633.58 = 3,013.70 : x
  2. Step 2: Convert to fraction form
    5,531.59/7,633.58 = 3,013.70/x
  3. Step 3: Cross multiply
    5,531.59x = 7,633.58 × 3,013.70
  4. Step 4: Simplify right side
    5,531.59x = 23,005,272.18
  5. Step 5: Solve for x
    x = 23,005,272.18/5,531.59
  6. Step 6: Final answer
    x = 4,158.89

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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.