Home / 9,489.24-14,297.13-8,565.84

Finding the Fourth Proportional to 9,489.24, 14,297.13 and 8,565.84

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Solution

The fourth proportional to 9,489.24, 14,297.13 and 8,565.84 is: 12,905.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,489.24 : 14,297.13 = 8,565.84 : x
  2. Step 2: Convert to fraction form
    9,489.24/14,297.13 = 8,565.84/x
  3. Step 3: Cross multiply
    9,489.24x = 14,297.13 × 8,565.84
  4. Step 4: Simplify right side
    9,489.24x = 122,466,928.04
  5. Step 5: Solve for x
    x = 122,466,928.04/9,489.24
  6. Step 6: Final answer
    x = 12,905.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.