Home / 5,117.28-7,675.04-1,654.56

Finding the Fourth Proportional to 5,117.28, 7,675.04 and 1,654.56

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Solution

The fourth proportional to 5,117.28, 7,675.04 and 1,654.56 is: 2,481.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,117.28 : 7,675.04 = 1,654.56 : x
  2. Step 2: Convert to fraction form
    5,117.28/7,675.04 = 1,654.56/x
  3. Step 3: Cross multiply
    5,117.28x = 7,675.04 × 1,654.56
  4. Step 4: Simplify right side
    5,117.28x = 12,698,814.18
  5. Step 5: Solve for x
    x = 12,698,814.18/5,117.28
  6. Step 6: Final answer
    x = 2,481.56

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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.