Home / 2,388.08-3,579.50-1,154.62

Finding the Fourth Proportional to 2,388.08, 3,579.50 and 1,154.62

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Solution

The fourth proportional to 2,388.08, 3,579.50 and 1,154.62 is: 1,730.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,388.08 : 3,579.50 = 1,154.62 : x
  2. Step 2: Convert to fraction form
    2,388.08/3,579.50 = 1,154.62/x
  3. Step 3: Cross multiply
    2,388.08x = 3,579.50 × 1,154.62
  4. Step 4: Simplify right side
    2,388.08x = 4,132,962.29
  5. Step 5: Solve for x
    x = 4,132,962.29/2,388.08
  6. Step 6: Final answer
    x = 1,730.66

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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.