Home / 4,744.24-7,116.50-1,281.52

Finding the Fourth Proportional to 4,744.24, 7,116.50 and 1,281.52

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Solution

The fourth proportional to 4,744.24, 7,116.50 and 1,281.52 is: 1,922.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,744.24 : 7,116.50 = 1,281.52 : x
  2. Step 2: Convert to fraction form
    4,744.24/7,116.50 = 1,281.52/x
  3. Step 3: Cross multiply
    4,744.24x = 7,116.50 × 1,281.52
  4. Step 4: Simplify right side
    4,744.24x = 9,119,937.08
  5. Step 5: Solve for x
    x = 9,119,937.08/4,744.24
  6. Step 6: Final answer
    x = 1,922.32

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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.