Home / 2,447.83-3,670-1,148.59

Finding the Fourth Proportional to 2,447.83, 3,670 and 1,148.59

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Solution

The fourth proportional to 2,447.83, 3,670 and 1,148.59 is: 1,722.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,447.83 : 3,670 = 1,148.59 : x
  2. Step 2: Convert to fraction form
    2,447.83/3,670 = 1,148.59/x
  3. Step 3: Cross multiply
    2,447.83x = 3,670 × 1,148.59
  4. Step 4: Simplify right side
    2,447.83x = 4,215,325.30
  5. Step 5: Solve for x
    x = 4,215,325.30/2,447.83
  6. Step 6: Final answer
    x = 1,722.07

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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.