Home / 7,549.80-10,419.38-4,193.27

Finding the Fourth Proportional to 7,549.80, 10,419.38 and 4,193.27

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Solution

The fourth proportional to 7,549.80, 10,419.38 and 4,193.27 is: 5,787.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,549.80 : 10,419.38 = 4,193.27 : x
  2. Step 2: Convert to fraction form
    7,549.80/10,419.38 = 4,193.27/x
  3. Step 3: Cross multiply
    7,549.80x = 10,419.38 × 4,193.27
  4. Step 4: Simplify right side
    7,549.80x = 43,691,231.96
  5. Step 5: Solve for x
    x = 43,691,231.96/7,549.80
  6. Step 6: Final answer
    x = 5,787.07

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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.