Home / 2,482.04-3,722.99-1,147.65

Finding the Fourth Proportional to 2,482.04, 3,722.99 and 1,147.65

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Solution

The fourth proportional to 2,482.04, 3,722.99 and 1,147.65 is: 1,721.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,482.04 : 3,722.99 = 1,147.65 : x
  2. Step 2: Convert to fraction form
    2,482.04/3,722.99 = 1,147.65/x
  3. Step 3: Cross multiply
    2,482.04x = 3,722.99 × 1,147.65
  4. Step 4: Simplify right side
    2,482.04x = 4,272,683.74
  5. Step 5: Solve for x
    x = 4,272,683.74/2,482.04
  6. Step 6: Final answer
    x = 1,721.44

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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.