Home / 9,964.33-13,742.60-7,272.52

Finding the Fourth Proportional to 9,964.33, 13,742.60 and 7,272.52

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Solution

The fourth proportional to 9,964.33, 13,742.60 and 7,272.52 is: 10,030.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,964.33 : 13,742.60 = 7,272.52 : x
  2. Step 2: Convert to fraction form
    9,964.33/13,742.60 = 7,272.52/x
  3. Step 3: Cross multiply
    9,964.33x = 13,742.60 × 7,272.52
  4. Step 4: Simplify right side
    9,964.33x = 99,943,262.63
  5. Step 5: Solve for x
    x = 99,943,262.63/9,964.33
  6. Step 6: Final answer
    x = 10,030.11

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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.