Home / 8,854.91-12,219.03-4,876.23

Finding the Fourth Proportional to 8,854.91, 12,219.03 and 4,876.23

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Solution

The fourth proportional to 8,854.91, 12,219.03 and 4,876.23 is: 6,728.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,854.91 : 12,219.03 = 4,876.23 : x
  2. Step 2: Convert to fraction form
    8,854.91/12,219.03 = 4,876.23/x
  3. Step 3: Cross multiply
    8,854.91x = 12,219.03 × 4,876.23
  4. Step 4: Simplify right side
    8,854.91x = 59,582,800.66
  5. Step 5: Solve for x
    x = 59,582,800.66/8,854.91
  6. Step 6: Final answer
    x = 6,728.79

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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.