Home / 5,344.92-7,376.00-2,987.08

Finding the Fourth Proportional to 5,344.92, 7,376.00 and 2,987.08

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Solution

The fourth proportional to 5,344.92, 7,376.00 and 2,987.08 is: 4,122.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,344.92 : 7,376.00 = 2,987.08 : x
  2. Step 2: Convert to fraction form
    5,344.92/7,376.00 = 2,987.08/x
  3. Step 3: Cross multiply
    5,344.92x = 7,376.00 × 2,987.08
  4. Step 4: Simplify right side
    5,344.92x = 22,032,668.70
  5. Step 5: Solve for x
    x = 22,032,668.70/5,344.92
  6. Step 6: Final answer
    x = 4,122.17

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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.