Home / 6,652.21-9,182.68-3,999.11

Finding the Fourth Proportional to 6,652.21, 9,182.68 and 3,999.11

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Solution

The fourth proportional to 6,652.21, 9,182.68 and 3,999.11 is: 5,520.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,652.21 : 9,182.68 = 3,999.11 : x
  2. Step 2: Convert to fraction form
    6,652.21/9,182.68 = 3,999.11/x
  3. Step 3: Cross multiply
    6,652.21x = 9,182.68 × 3,999.11
  4. Step 4: Simplify right side
    6,652.21x = 36,722,547.41
  5. Step 5: Solve for x
    x = 36,722,547.41/6,652.21
  6. Step 6: Final answer
    x = 5,520.35

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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.