Home / 2,422.03-3,342.26-1,359.69

Finding the Fourth Proportional to 2,422.03, 3,342.26 and 1,359.69

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Solution

The fourth proportional to 2,422.03, 3,342.26 and 1,359.69 is: 1,876.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,422.03 : 3,342.26 = 1,359.69 : x
  2. Step 2: Convert to fraction form
    2,422.03/3,342.26 = 1,359.69/x
  3. Step 3: Cross multiply
    2,422.03x = 3,342.26 × 1,359.69
  4. Step 4: Simplify right side
    2,422.03x = 4,544,437.50
  5. Step 5: Solve for x
    x = 4,544,437.50/2,422.03
  6. Step 6: Final answer
    x = 1,876.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.