Home / 8,937.15-12,305.22-7,589.96

Finding the Fourth Proportional to 8,937.15, 12,305.22 and 7,589.96

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Solution

The fourth proportional to 8,937.15, 12,305.22 and 7,589.96 is: 10,450.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,937.15 : 12,305.22 = 7,589.96 : x
  2. Step 2: Convert to fraction form
    8,937.15/12,305.22 = 7,589.96/x
  3. Step 3: Cross multiply
    8,937.15x = 12,305.22 × 7,589.96
  4. Step 4: Simplify right side
    8,937.15x = 93,396,066.07
  5. Step 5: Solve for x
    x = 93,396,066.07/8,937.15
  6. Step 6: Final answer
    x = 10,450.32

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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.