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Finding the Fourth Proportional to 6,761.95, 9,335.10 and 4,527.63

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Solution

The fourth proportional to 6,761.95, 9,335.10 and 4,527.63 is: 6,250.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,761.95 : 9,335.10 = 4,527.63 : x
  2. Step 2: Convert to fraction form
    6,761.95/9,335.10 = 4,527.63/x
  3. Step 3: Cross multiply
    6,761.95x = 9,335.10 × 4,527.63
  4. Step 4: Simplify right side
    6,761.95x = 42,265,895.79
  5. Step 5: Solve for x
    x = 42,265,895.79/6,761.95
  6. Step 6: Final answer
    x = 6,250.55

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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.