Home / 4,931.13-7,393.04-2,982.90

Finding the Fourth Proportional to 4,931.13, 7,393.04 and 2,982.90

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Solution

The fourth proportional to 4,931.13, 7,393.04 and 2,982.90 is: 4,472.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,931.13 : 7,393.04 = 2,982.90 : x
  2. Step 2: Convert to fraction form
    4,931.13/7,393.04 = 2,982.90/x
  3. Step 3: Cross multiply
    4,931.13x = 7,393.04 × 2,982.90
  4. Step 4: Simplify right side
    4,931.13x = 22,052,699.02
  5. Step 5: Solve for x
    x = 22,052,699.02/4,931.13
  6. Step 6: Final answer
    x = 4,472.14

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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.