Home / 8,244.52-11,382.30-5,416.84

Finding the Fourth Proportional to 8,244.52, 11,382.30 and 5,416.84

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Solution

The fourth proportional to 8,244.52, 11,382.30 and 5,416.84 is: 7,478.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,244.52 : 11,382.30 = 5,416.84 : x
  2. Step 2: Convert to fraction form
    8,244.52/11,382.30 = 5,416.84/x
  3. Step 3: Cross multiply
    8,244.52x = 11,382.30 × 5,416.84
  4. Step 4: Simplify right side
    8,244.52x = 61,656,041.02
  5. Step 5: Solve for x
    x = 61,656,041.02/8,244.52
  6. Step 6: Final answer
    x = 7,478.43

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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.