Home / 8,296.98-11,447.80-4,711.12

Finding the Fourth Proportional to 8,296.98, 11,447.80 and 4,711.12

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Solution

The fourth proportional to 8,296.98, 11,447.80 and 4,711.12 is: 6,500.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,296.98 : 11,447.80 = 4,711.12 : x
  2. Step 2: Convert to fraction form
    8,296.98/11,447.80 = 4,711.12/x
  3. Step 3: Cross multiply
    8,296.98x = 11,447.80 × 4,711.12
  4. Step 4: Simplify right side
    8,296.98x = 53,931,959.54
  5. Step 5: Solve for x
    x = 53,931,959.54/8,296.98
  6. Step 6: Final answer
    x = 6,500.19

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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.