Home / 5,306.05-7,959.17-1,608.40

Finding the Fourth Proportional to 5,306.05, 7,959.17 and 1,608.40

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Solution

The fourth proportional to 5,306.05, 7,959.17 and 1,608.40 is: 2,412.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,306.05 : 7,959.17 = 1,608.40 : x
  2. Step 2: Convert to fraction form
    5,306.05/7,959.17 = 1,608.40/x
  3. Step 3: Cross multiply
    5,306.05x = 7,959.17 × 1,608.40
  4. Step 4: Simplify right side
    5,306.05x = 12,801,513.15
  5. Step 5: Solve for x
    x = 12,801,513.15/5,306.05
  6. Step 6: Final answer
    x = 2,412.63

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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.