Home / 8,864.64-12,233.94-4,886.53

Finding the Fourth Proportional to 8,864.64, 12,233.94 and 4,886.53

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Solution

The fourth proportional to 8,864.64, 12,233.94 and 4,886.53 is: 6,743.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,864.64 : 12,233.94 = 4,886.53 : x
  2. Step 2: Convert to fraction form
    8,864.64/12,233.94 = 4,886.53/x
  3. Step 3: Cross multiply
    8,864.64x = 12,233.94 × 4,886.53
  4. Step 4: Simplify right side
    8,864.64x = 59,781,465.92
  5. Step 5: Solve for x
    x = 59,781,465.92/8,864.64
  6. Step 6: Final answer
    x = 6,743.81

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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.