Home / 6,211.28-8,573.80-3,693.39

Finding the Fourth Proportional to 6,211.28, 8,573.80 and 3,693.39

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Solution

The fourth proportional to 6,211.28, 8,573.80 and 3,693.39 is: 5,098.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,211.28 : 8,573.80 = 3,693.39 : x
  2. Step 2: Convert to fraction form
    6,211.28/8,573.80 = 3,693.39/x
  3. Step 3: Cross multiply
    6,211.28x = 8,573.80 × 3,693.39
  4. Step 4: Simplify right side
    6,211.28x = 31,666,332.57
  5. Step 5: Solve for x
    x = 31,666,332.57/6,211.28
  6. Step 6: Final answer
    x = 5,098.20

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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.