Home / 9,327.07-12,871.29-5,348.53

Finding the Fourth Proportional to 9,327.07, 12,871.29 and 5,348.53

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Solution

The fourth proportional to 9,327.07, 12,871.29 and 5,348.53 is: 7,380.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,327.07 : 12,871.29 = 5,348.53 : x
  2. Step 2: Convert to fraction form
    9,327.07/12,871.29 = 5,348.53/x
  3. Step 3: Cross multiply
    9,327.07x = 12,871.29 × 5,348.53
  4. Step 4: Simplify right side
    9,327.07x = 68,842,480.70
  5. Step 5: Solve for x
    x = 68,842,480.70/9,327.07
  6. Step 6: Final answer
    x = 7,380.93

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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.