Home / 8,840.25-12,199.20-4,861.11

Finding the Fourth Proportional to 8,840.25, 12,199.20 and 4,861.11

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Solution

The fourth proportional to 8,840.25, 12,199.20 and 4,861.11 is: 6,708.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,840.25 : 12,199.20 = 4,861.11 : x
  2. Step 2: Convert to fraction form
    8,840.25/12,199.20 = 4,861.11/x
  3. Step 3: Cross multiply
    8,840.25x = 12,199.20 × 4,861.11
  4. Step 4: Simplify right side
    8,840.25x = 59,301,653.11
  5. Step 5: Solve for x
    x = 59,301,653.11/8,840.25
  6. Step 6: Final answer
    x = 6,708.14

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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.