Home / 10,765.02-16,147.89-2,867.46

Finding the Fourth Proportional to 10,765.02, 16,147.89 and 2,867.46

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Solution

The fourth proportional to 10,765.02, 16,147.89 and 2,867.46 is: 4,301.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,765.02 : 16,147.89 = 2,867.46 : x
  2. Step 2: Convert to fraction form
    10,765.02/16,147.89 = 2,867.46/x
  3. Step 3: Cross multiply
    10,765.02x = 16,147.89 × 2,867.46
  4. Step 4: Simplify right side
    10,765.02x = 46,303,428.66
  5. Step 5: Solve for x
    x = 46,303,428.66/10,765.02
  6. Step 6: Final answer
    x = 4,301.29

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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.