Home / 5,104.48-7,654.32-1,816.24

Finding the Fourth Proportional to 5,104.48, 7,654.32 and 1,816.24

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Solution

The fourth proportional to 5,104.48, 7,654.32 and 1,816.24 is: 2,723.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,104.48 : 7,654.32 = 1,816.24 : x
  2. Step 2: Convert to fraction form
    5,104.48/7,654.32 = 1,816.24/x
  3. Step 3: Cross multiply
    5,104.48x = 7,654.32 × 1,816.24
  4. Step 4: Simplify right side
    5,104.48x = 13,902,082.16
  5. Step 5: Solve for x
    x = 13,902,082.16/5,104.48
  6. Step 6: Final answer
    x = 2,723.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.