Home / 2,931.66-4,397.47-2,004.92

Finding the Fourth Proportional to 2,931.66, 4,397.47 and 2,004.92

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Solution

The fourth proportional to 2,931.66, 4,397.47 and 2,004.92 is: 3,007.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,931.66 : 4,397.47 = 2,004.92 : x
  2. Step 2: Convert to fraction form
    2,931.66/4,397.47 = 2,004.92/x
  3. Step 3: Cross multiply
    2,931.66x = 4,397.47 × 2,004.92
  4. Step 4: Simplify right side
    2,931.66x = 8,816,543.54
  5. Step 5: Solve for x
    x = 8,816,543.54/2,931.66
  6. Step 6: Final answer
    x = 3,007.36

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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.