Home / 8,325.80-11,491.52-4,791.04

Finding the Fourth Proportional to 8,325.80, 11,491.52 and 4,791.04

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Solution

The fourth proportional to 8,325.80, 11,491.52 and 4,791.04 is: 6,612.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,325.80 : 11,491.52 = 4,791.04 : x
  2. Step 2: Convert to fraction form
    8,325.80/11,491.52 = 4,791.04/x
  3. Step 3: Cross multiply
    8,325.80x = 11,491.52 × 4,791.04
  4. Step 4: Simplify right side
    8,325.80x = 55,056,331.98
  5. Step 5: Solve for x
    x = 55,056,331.98/8,325.80
  6. Step 6: Final answer
    x = 6,612.74

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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.