Home / 6,118.63-8,443.67-3,324.13

Finding the Fourth Proportional to 6,118.63, 8,443.67 and 3,324.13

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Solution

The fourth proportional to 6,118.63, 8,443.67 and 3,324.13 is: 4,587.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,118.63 : 8,443.67 = 3,324.13 : x
  2. Step 2: Convert to fraction form
    6,118.63/8,443.67 = 3,324.13/x
  3. Step 3: Cross multiply
    6,118.63x = 8,443.67 × 3,324.13
  4. Step 4: Simplify right side
    6,118.63x = 28,067,856.76
  5. Step 5: Solve for x
    x = 28,067,856.76/6,118.63
  6. Step 6: Final answer
    x = 4,587.28

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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.