Home / 5,381.40-7,426.26-3,023.52

Finding the Fourth Proportional to 5,381.40, 7,426.26 and 3,023.52

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Solution

The fourth proportional to 5,381.40, 7,426.26 and 3,023.52 is: 4,172.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,381.40 : 7,426.26 = 3,023.52 : x
  2. Step 2: Convert to fraction form
    5,381.40/7,426.26 = 3,023.52/x
  3. Step 3: Cross multiply
    5,381.40x = 7,426.26 × 3,023.52
  4. Step 4: Simplify right side
    5,381.40x = 22,453,445.64
  5. Step 5: Solve for x
    x = 22,453,445.64/5,381.40
  6. Step 6: Final answer
    x = 4,172.42

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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.