Home / 7,542.40-10,410.90-4,399.18

Finding the Fourth Proportional to 7,542.40, 10,410.90 and 4,399.18

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Solution

The fourth proportional to 7,542.40, 10,410.90 and 4,399.18 is: 6,072.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,542.40 : 10,410.90 = 4,399.18 : x
  2. Step 2: Convert to fraction form
    7,542.40/10,410.90 = 4,399.18/x
  3. Step 3: Cross multiply
    7,542.40x = 10,410.90 × 4,399.18
  4. Step 4: Simplify right side
    7,542.40x = 45,799,423.06
  5. Step 5: Solve for x
    x = 45,799,423.06/7,542.40
  6. Step 6: Final answer
    x = 6,072.26

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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.