Home / 5,098.48-7,635.40-2,900.55

Finding the Fourth Proportional to 5,098.48, 7,635.40 and 2,900.55

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Solution

The fourth proportional to 5,098.48, 7,635.40 and 2,900.55 is: 4,343.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,098.48 : 7,635.40 = 2,900.55 : x
  2. Step 2: Convert to fraction form
    5,098.48/7,635.40 = 2,900.55/x
  3. Step 3: Cross multiply
    5,098.48x = 7,635.40 × 2,900.55
  4. Step 4: Simplify right side
    5,098.48x = 22,146,859.47
  5. Step 5: Solve for x
    x = 22,146,859.47/5,098.48
  6. Step 6: Final answer
    x = 4,343.82

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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.