Home / 2,279.77-3,417.22-1,628.53

Finding the Fourth Proportional to 2,279.77, 3,417.22 and 1,628.53

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Solution

The fourth proportional to 2,279.77, 3,417.22 and 1,628.53 is: 2,441.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,279.77 : 3,417.22 = 1,628.53 : x
  2. Step 2: Convert to fraction form
    2,279.77/3,417.22 = 1,628.53/x
  3. Step 3: Cross multiply
    2,279.77x = 3,417.22 × 1,628.53
  4. Step 4: Simplify right side
    2,279.77x = 5,565,045.29
  5. Step 5: Solve for x
    x = 5,565,045.29/2,279.77
  6. Step 6: Final answer
    x = 2,441.06

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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.