Home / 5,381.24-7,426.28-3,023.60

Finding the Fourth Proportional to 5,381.24, 7,426.28 and 3,023.60

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Solution

The fourth proportional to 5,381.24, 7,426.28 and 3,023.60 is: 4,172.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,381.24 : 7,426.28 = 3,023.60 : x
  2. Step 2: Convert to fraction form
    5,381.24/7,426.28 = 3,023.60/x
  3. Step 3: Cross multiply
    5,381.24x = 7,426.28 × 3,023.60
  4. Step 4: Simplify right side
    5,381.24x = 22,454,070.64
  5. Step 5: Solve for x
    x = 22,454,070.64/5,381.24
  6. Step 6: Final answer
    x = 4,172.66

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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.