Home / 4,001.70-5,521.80-2,233.08

Finding the Fourth Proportional to 4,001.70, 5,521.80 and 2,233.08

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Solution

The fourth proportional to 4,001.70, 5,521.80 and 2,233.08 is: 3,081.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,001.70 : 5,521.80 = 2,233.08 : x
  2. Step 2: Convert to fraction form
    4,001.70/5,521.80 = 2,233.08/x
  3. Step 3: Cross multiply
    4,001.70x = 5,521.80 × 2,233.08
  4. Step 4: Simplify right side
    4,001.70x = 12,330,621.14
  5. Step 5: Solve for x
    x = 12,330,621.14/4,001.70
  6. Step 6: Final answer
    x = 3,081.35

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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.