Home / 7,079.20-9,766.57-4,561.11

Finding the Fourth Proportional to 7,079.20, 9,766.57 and 4,561.11

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Solution

The fourth proportional to 7,079.20, 9,766.57 and 4,561.11 is: 6,292.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,079.20 : 9,766.57 = 4,561.11 : x
  2. Step 2: Convert to fraction form
    7,079.20/9,766.57 = 4,561.11/x
  3. Step 3: Cross multiply
    7,079.20x = 9,766.57 × 4,561.11
  4. Step 4: Simplify right side
    7,079.20x = 44,546,400.09
  5. Step 5: Solve for x
    x = 44,546,400.09/7,079.20
  6. Step 6: Final answer
    x = 6,292.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.