Home / 4,762.20-7,140.24-2,292.08

Finding the Fourth Proportional to 4,762.20, 7,140.24 and 2,292.08

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Solution

The fourth proportional to 4,762.20, 7,140.24 and 2,292.08 is: 3,436.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,762.20 : 7,140.24 = 2,292.08 : x
  2. Step 2: Convert to fraction form
    4,762.20/7,140.24 = 2,292.08/x
  3. Step 3: Cross multiply
    4,762.20x = 7,140.24 × 2,292.08
  4. Step 4: Simplify right side
    4,762.20x = 16,366,001.30
  5. Step 5: Solve for x
    x = 16,366,001.30/4,762.20
  6. Step 6: Final answer
    x = 3,436.65

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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.