Home / 10,871.96-16,316.08-5,032.66

Finding the Fourth Proportional to 10,871.96, 16,316.08 and 5,032.66

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Solution

The fourth proportional to 10,871.96, 16,316.08 and 5,032.66 is: 7,552.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,871.96 : 16,316.08 = 5,032.66 : x
  2. Step 2: Convert to fraction form
    10,871.96/16,316.08 = 5,032.66/x
  3. Step 3: Cross multiply
    10,871.96x = 16,316.08 × 5,032.66
  4. Step 4: Simplify right side
    10,871.96x = 82,113,283.17
  5. Step 5: Solve for x
    x = 82,113,283.17/10,871.96
  6. Step 6: Final answer
    x = 7,552.76

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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.