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Finding the Fourth Proportional to 7,052.95, 9,733.20 and 3,866.56

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Solution

The fourth proportional to 7,052.95, 9,733.20 and 3,866.56 is: 5,335.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,052.95 : 9,733.20 = 3,866.56 : x
  2. Step 2: Convert to fraction form
    7,052.95/9,733.20 = 3,866.56/x
  3. Step 3: Cross multiply
    7,052.95x = 9,733.20 × 3,866.56
  4. Step 4: Simplify right side
    7,052.95x = 37,633,962.96
  5. Step 5: Solve for x
    x = 37,633,962.96/7,052.95
  6. Step 6: Final answer
    x = 5,335.92

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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.