Home / 10,642.23-15,965.93-3,246.82

Finding the Fourth Proportional to 10,642.23, 15,965.93 and 3,246.82

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Solution

The fourth proportional to 10,642.23, 15,965.93 and 3,246.82 is: 4,871.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,642.23 : 15,965.93 = 3,246.82 : x
  2. Step 2: Convert to fraction form
    10,642.23/15,965.93 = 3,246.82/x
  3. Step 3: Cross multiply
    10,642.23x = 15,965.93 × 3,246.82
  4. Step 4: Simplify right side
    10,642.23x = 51,838,500.84
  5. Step 5: Solve for x
    x = 51,838,500.84/10,642.23
  6. Step 6: Final answer
    x = 4,871.02

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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.