Home / 8,853.66-13,278.75-4,406.76

Finding the Fourth Proportional to 8,853.66, 13,278.75 and 4,406.76

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Solution

The fourth proportional to 8,853.66, 13,278.75 and 4,406.76 is: 6,609.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,853.66 : 13,278.75 = 4,406.76 : x
  2. Step 2: Convert to fraction form
    8,853.66/13,278.75 = 4,406.76/x
  3. Step 3: Cross multiply
    8,853.66x = 13,278.75 × 4,406.76
  4. Step 4: Simplify right side
    8,853.66x = 58,516,264.35
  5. Step 5: Solve for x
    x = 58,516,264.35/8,853.66
  6. Step 6: Final answer
    x = 6,609.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.