Home / 3,345.64-5,016.76-1,959.41

Finding the Fourth Proportional to 3,345.64, 5,016.76 and 1,959.41

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Solution

The fourth proportional to 3,345.64, 5,016.76 and 1,959.41 is: 2,938.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345.64 : 5,016.76 = 1,959.41 : x
  2. Step 2: Convert to fraction form
    3,345.64/5,016.76 = 1,959.41/x
  3. Step 3: Cross multiply
    3,345.64x = 5,016.76 × 1,959.41
  4. Step 4: Simplify right side
    3,345.64x = 9,829,889.71
  5. Step 5: Solve for x
    x = 9,829,889.71/3,345.64
  6. Step 6: Final answer
    x = 2,938.12

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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.