Home / 10,642.51-15,959.40-3,244.33

Finding the Fourth Proportional to 10,642.51, 15,959.40 and 3,244.33

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Solution

The fourth proportional to 10,642.51, 15,959.40 and 3,244.33 is: 4,865.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,642.51 : 15,959.40 = 3,244.33 : x
  2. Step 2: Convert to fraction form
    10,642.51/15,959.40 = 3,244.33/x
  3. Step 3: Cross multiply
    10,642.51x = 15,959.40 × 3,244.33
  4. Step 4: Simplify right side
    10,642.51x = 51,777,560.20
  5. Step 5: Solve for x
    x = 51,777,560.20/10,642.51
  6. Step 6: Final answer
    x = 4,865.16

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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.