Home / 5,290.32-7,301.97-3,718.92

Finding the Fourth Proportional to 5,290.32, 7,301.97 and 3,718.92

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Solution

The fourth proportional to 5,290.32, 7,301.97 and 3,718.92 is: 5,133.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,290.32 : 7,301.97 = 3,718.92 : x
  2. Step 2: Convert to fraction form
    5,290.32/7,301.97 = 3,718.92/x
  3. Step 3: Cross multiply
    5,290.32x = 7,301.97 × 3,718.92
  4. Step 4: Simplify right side
    5,290.32x = 27,155,442.27
  5. Step 5: Solve for x
    x = 27,155,442.27/5,290.32
  6. Step 6: Final answer
    x = 5,133.04

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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.