Home / 8,885.13-12,261.25-5,856.54

Finding the Fourth Proportional to 8,885.13, 12,261.25 and 5,856.54

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Solution

The fourth proportional to 8,885.13, 12,261.25 and 5,856.54 is: 8,081.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,885.13 : 12,261.25 = 5,856.54 : x
  2. Step 2: Convert to fraction form
    8,885.13/12,261.25 = 5,856.54/x
  3. Step 3: Cross multiply
    8,885.13x = 12,261.25 × 5,856.54
  4. Step 4: Simplify right side
    8,885.13x = 71,808,429.47
  5. Step 5: Solve for x
    x = 71,808,429.47/8,885.13
  6. Step 6: Final answer
    x = 8,081.87

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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.