Home / 3,624.74-5,001.89-2,031.20

Finding the Fourth Proportional to 3,624.74, 5,001.89 and 2,031.20

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Solution

The fourth proportional to 3,624.74, 5,001.89 and 2,031.20 is: 2,802.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,624.74 : 5,001.89 = 2,031.20 : x
  2. Step 2: Convert to fraction form
    3,624.74/5,001.89 = 2,031.20/x
  3. Step 3: Cross multiply
    3,624.74x = 5,001.89 × 2,031.20
  4. Step 4: Simplify right side
    3,624.74x = 10,159,819.04
  5. Step 5: Solve for x
    x = 10,159,819.04/3,624.74
  6. Step 6: Final answer
    x = 2,802.91

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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.