Home / 4,001.60-5,521.96-2,233.16

Finding the Fourth Proportional to 4,001.60, 5,521.96 and 2,233.16

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Solution

The fourth proportional to 4,001.60, 5,521.96 and 2,233.16 is: 3,081.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,001.60 : 5,521.96 = 2,233.16 : x
  2. Step 2: Convert to fraction form
    4,001.60/5,521.96 = 2,233.16/x
  3. Step 3: Cross multiply
    4,001.60x = 5,521.96 × 2,233.16
  4. Step 4: Simplify right side
    4,001.60x = 12,331,420.19
  5. Step 5: Solve for x
    x = 12,331,420.19/4,001.60
  6. Step 6: Final answer
    x = 3,081.62

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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.