Home / 7,517.80-10,373.83-4,160.55

Finding the Fourth Proportional to 7,517.80, 10,373.83 and 4,160.55

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Solution

The fourth proportional to 7,517.80, 10,373.83 and 4,160.55 is: 5,741.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,517.80 : 10,373.83 = 4,160.55 : x
  2. Step 2: Convert to fraction form
    7,517.80/10,373.83 = 4,160.55/x
  3. Step 3: Cross multiply
    7,517.80x = 10,373.83 × 4,160.55
  4. Step 4: Simplify right side
    7,517.80x = 43,160,838.41
  5. Step 5: Solve for x
    x = 43,160,838.41/7,517.80
  6. Step 6: Final answer
    x = 5,741.15

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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.