Home / 5,304.57-7,319.71-3,287.07

Finding the Fourth Proportional to 5,304.57, 7,319.71 and 3,287.07

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Solution

The fourth proportional to 5,304.57, 7,319.71 and 3,287.07 is: 4,535.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,304.57 : 7,319.71 = 3,287.07 : x
  2. Step 2: Convert to fraction form
    5,304.57/7,319.71 = 3,287.07/x
  3. Step 3: Cross multiply
    5,304.57x = 7,319.71 × 3,287.07
  4. Step 4: Simplify right side
    5,304.57x = 24,060,390.93
  5. Step 5: Solve for x
    x = 24,060,390.93/5,304.57
  6. Step 6: Final answer
    x = 4,535.79

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1.5x scale

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.