Home / 5,332.40-7,980.24-3,677.84

Finding the Fourth Proportional to 5,332.40, 7,980.24 and 3,677.84

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Solution

The fourth proportional to 5,332.40, 7,980.24 and 3,677.84 is: 5,504.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,332.40 : 7,980.24 = 3,677.84 : x
  2. Step 2: Convert to fraction form
    5,332.40/7,980.24 = 3,677.84/x
  3. Step 3: Cross multiply
    5,332.40x = 7,980.24 × 3,677.84
  4. Step 4: Simplify right side
    5,332.40x = 29,350,045.88
  5. Step 5: Solve for x
    x = 29,350,045.88/5,332.40
  6. Step 6: Final answer
    x = 5,504.10

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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.