Home / 3,013.80-4,509.72-2,488.92

Finding the Fourth Proportional to 3,013.80, 4,509.72 and 2,488.92

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Solution

The fourth proportional to 3,013.80, 4,509.72 and 2,488.92 is: 3,724.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,013.80 : 4,509.72 = 2,488.92 : x
  2. Step 2: Convert to fraction form
    3,013.80/4,509.72 = 2,488.92/x
  3. Step 3: Cross multiply
    3,013.80x = 4,509.72 × 2,488.92
  4. Step 4: Simplify right side
    3,013.80x = 11,224,332.30
  5. Step 5: Solve for x
    x = 11,224,332.30/3,013.80
  6. Step 6: Final answer
    x = 3,724.31

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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.