Home / 5,381.20-7,426.32-3,024.08

Finding the Fourth Proportional to 5,381.20, 7,426.32 and 3,024.08

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Solution

The fourth proportional to 5,381.20, 7,426.32 and 3,024.08 is: 4,173.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,381.20 : 7,426.32 = 3,024.08 : x
  2. Step 2: Convert to fraction form
    5,381.20/7,426.32 = 3,024.08/x
  3. Step 3: Cross multiply
    5,381.20x = 7,426.32 × 3,024.08
  4. Step 4: Simplify right side
    5,381.20x = 22,457,785.79
  5. Step 5: Solve for x
    x = 22,457,785.79/5,381.20
  6. Step 6: Final answer
    x = 4,173.38

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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.