Home / 2,389.04-3,579.91-1,001.62

Finding the Fourth Proportional to 2,389.04, 3,579.91 and 1,001.62

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Solution

The fourth proportional to 2,389.04, 3,579.91 and 1,001.62 is: 1,500.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,389.04 : 3,579.91 = 1,001.62 : x
  2. Step 2: Convert to fraction form
    2,389.04/3,579.91 = 1,001.62/x
  3. Step 3: Cross multiply
    2,389.04x = 3,579.91 × 1,001.62
  4. Step 4: Simplify right side
    2,389.04x = 3,585,706.95
  5. Step 5: Solve for x
    x = 3,585,706.95/2,389.04
  6. Step 6: Final answer
    x = 1,500.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.