Home / 8,864.29-12,232.69-4,885.68

Finding the Fourth Proportional to 8,864.29, 12,232.69 and 4,885.68

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Solution

The fourth proportional to 8,864.29, 12,232.69 and 4,885.68 is: 6,742.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,864.29 : 12,232.69 = 4,885.68 : x
  2. Step 2: Convert to fraction form
    8,864.29/12,232.69 = 4,885.68/x
  3. Step 3: Cross multiply
    8,864.29x = 12,232.69 × 4,885.68
  4. Step 4: Simplify right side
    8,864.29x = 59,765,008.88
  5. Step 5: Solve for x
    x = 59,765,008.88/8,864.29
  6. Step 6: Final answer
    x = 6,742.22

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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.