Home / 5,306.09-7,959.20-1,608.35

Finding the Fourth Proportional to 5,306.09, 7,959.20 and 1,608.35

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Solution

The fourth proportional to 5,306.09, 7,959.20 and 1,608.35 is: 2,412.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,306.09 : 7,959.20 = 1,608.35 : x
  2. Step 2: Convert to fraction form
    5,306.09/7,959.20 = 1,608.35/x
  3. Step 3: Cross multiply
    5,306.09x = 7,959.20 × 1,608.35
  4. Step 4: Simplify right side
    5,306.09x = 12,801,179.32
  5. Step 5: Solve for x
    x = 12,801,179.32/5,306.09
  6. Step 6: Final answer
    x = 2,412.54

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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.