Home / 2,177.32-3,007.16-1,472.08

Finding the Fourth Proportional to 2,177.32, 3,007.16 and 1,472.08

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Solution

The fourth proportional to 2,177.32, 3,007.16 and 1,472.08 is: 2,033.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177.32 : 3,007.16 = 1,472.08 : x
  2. Step 2: Convert to fraction form
    2,177.32/3,007.16 = 1,472.08/x
  3. Step 3: Cross multiply
    2,177.32x = 3,007.16 × 1,472.08
  4. Step 4: Simplify right side
    2,177.32x = 4,426,780.09
  5. Step 5: Solve for x
    x = 4,426,780.09/2,177.32
  6. Step 6: Final answer
    x = 2,033.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.