Home / 5,381.88-7,427.26-3,024.20

Finding the Fourth Proportional to 5,381.88, 7,427.26 and 3,024.20

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Solution

The fourth proportional to 5,381.88, 7,427.26 and 3,024.20 is: 4,173.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,381.88 : 7,427.26 = 3,024.20 : x
  2. Step 2: Convert to fraction form
    5,381.88/7,427.26 = 3,024.20/x
  3. Step 3: Cross multiply
    5,381.88x = 7,427.26 × 3,024.20
  4. Step 4: Simplify right side
    5,381.88x = 22,461,519.69
  5. Step 5: Solve for x
    x = 22,461,519.69/5,381.88
  6. Step 6: Final answer
    x = 4,173.55

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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.