Home / 5,370.47-7,410.62-3,247.28

Finding the Fourth Proportional to 5,370.47, 7,410.62 and 3,247.28

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Solution

The fourth proportional to 5,370.47, 7,410.62 and 3,247.28 is: 4,480.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370.47 : 7,410.62 = 3,247.28 : x
  2. Step 2: Convert to fraction form
    5,370.47/7,410.62 = 3,247.28/x
  3. Step 3: Cross multiply
    5,370.47x = 7,410.62 × 3,247.28
  4. Step 4: Simplify right side
    5,370.47x = 24,064,358.11
  5. Step 5: Solve for x
    x = 24,064,358.11/5,370.47
  6. Step 6: Final answer
    x = 4,480.87

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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.