Home / 5,103.15-7,655.54-2,330.79

Finding the Fourth Proportional to 5,103.15, 7,655.54 and 2,330.79

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Solution

The fourth proportional to 5,103.15, 7,655.54 and 2,330.79 is: 3,496.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,103.15 : 7,655.54 = 2,330.79 : x
  2. Step 2: Convert to fraction form
    5,103.15/7,655.54 = 2,330.79/x
  3. Step 3: Cross multiply
    5,103.15x = 7,655.54 × 2,330.79
  4. Step 4: Simplify right side
    5,103.15x = 17,843,444.42
  5. Step 5: Solve for x
    x = 17,843,444.42/5,103.15
  6. Step 6: Final answer
    x = 3,496.55

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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.