Home / 5,132.36-7,658.28-4,818.92

Finding the Fourth Proportional to 5,132.36, 7,658.28 and 4,818.92

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Solution

The fourth proportional to 5,132.36, 7,658.28 and 4,818.92 is: 7,190.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,132.36 : 7,658.28 = 4,818.92 : x
  2. Step 2: Convert to fraction form
    5,132.36/7,658.28 = 4,818.92/x
  3. Step 3: Cross multiply
    5,132.36x = 7,658.28 × 4,818.92
  4. Step 4: Simplify right side
    5,132.36x = 36,904,638.66
  5. Step 5: Solve for x
    x = 36,904,638.66/5,132.36
  6. Step 6: Final answer
    x = 7,190.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.