Home / 8,466.06-11,682.72-4,689.12

Finding the Fourth Proportional to 8,466.06, 11,682.72 and 4,689.12

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Solution

The fourth proportional to 8,466.06, 11,682.72 and 4,689.12 is: 6,470.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,466.06 : 11,682.72 = 4,689.12 : x
  2. Step 2: Convert to fraction form
    8,466.06/11,682.72 = 4,689.12/x
  3. Step 3: Cross multiply
    8,466.06x = 11,682.72 × 4,689.12
  4. Step 4: Simplify right side
    8,466.06x = 54,781,676.01
  5. Step 5: Solve for x
    x = 54,781,676.01/8,466.06
  6. Step 6: Final answer
    x = 6,470.74

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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.