Home / 9,193.80-12,690.24-8,723.52

Finding the Fourth Proportional to 9,193.80, 12,690.24 and 8,723.52

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Solution

The fourth proportional to 9,193.80, 12,690.24 and 8,723.52 is: 12,041.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,193.80 : 12,690.24 = 8,723.52 : x
  2. Step 2: Convert to fraction form
    9,193.80/12,690.24 = 8,723.52/x
  3. Step 3: Cross multiply
    9,193.80x = 12,690.24 × 8,723.52
  4. Step 4: Simplify right side
    9,193.80x = 110,703,562.44
  5. Step 5: Solve for x
    x = 110,703,562.44/9,193.80
  6. Step 6: Final answer
    x = 12,041.11

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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.