Home / 7,658.05-11,487.37-2,393.55

Finding the Fourth Proportional to 7,658.05, 11,487.37 and 2,393.55

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Solution

The fourth proportional to 7,658.05, 11,487.37 and 2,393.55 is: 3,590.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,658.05 : 11,487.37 = 2,393.55 : x
  2. Step 2: Convert to fraction form
    7,658.05/11,487.37 = 2,393.55/x
  3. Step 3: Cross multiply
    7,658.05x = 11,487.37 × 2,393.55
  4. Step 4: Simplify right side
    7,658.05x = 27,495,531.04
  5. Step 5: Solve for x
    x = 27,495,531.04/7,658.05
  6. Step 6: Final answer
    x = 3,590.41

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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.