Home / 9,099.88-12,562.08-5,322.52

Finding the Fourth Proportional to 9,099.88, 12,562.08 and 5,322.52

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Solution

The fourth proportional to 9,099.88, 12,562.08 and 5,322.52 is: 7,347.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,099.88 : 12,562.08 = 5,322.52 : x
  2. Step 2: Convert to fraction form
    9,099.88/12,562.08 = 5,322.52/x
  3. Step 3: Cross multiply
    9,099.88x = 12,562.08 × 5,322.52
  4. Step 4: Simplify right side
    9,099.88x = 66,861,922.04
  5. Step 5: Solve for x
    x = 66,861,922.04/9,099.88
  6. Step 6: Final answer
    x = 7,347.56

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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.