Home / 8,803.31-12,148.79-5,268.53

Finding the Fourth Proportional to 8,803.31, 12,148.79 and 5,268.53

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Solution

The fourth proportional to 8,803.31, 12,148.79 and 5,268.53 is: 7,270.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,803.31 : 12,148.79 = 5,268.53 : x
  2. Step 2: Convert to fraction form
    8,803.31/12,148.79 = 5,268.53/x
  3. Step 3: Cross multiply
    8,803.31x = 12,148.79 × 5,268.53
  4. Step 4: Simplify right side
    8,803.31x = 64,006,268.61
  5. Step 5: Solve for x
    x = 64,006,268.61/8,803.31
  6. Step 6: Final answer
    x = 7,270.71

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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.