Home / 10,610.80-15,914.37-3,214.18

Finding the Fourth Proportional to 10,610.80, 15,914.37 and 3,214.18

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Solution

The fourth proportional to 10,610.80, 15,914.37 and 3,214.18 is: 4,820.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,610.80 : 15,914.37 = 3,214.18 : x
  2. Step 2: Convert to fraction form
    10,610.80/15,914.37 = 3,214.18/x
  3. Step 3: Cross multiply
    10,610.80x = 15,914.37 × 3,214.18
  4. Step 4: Simplify right side
    10,610.80x = 51,151,681.71
  5. Step 5: Solve for x
    x = 51,151,681.71/10,610.80
  6. Step 6: Final answer
    x = 4,820.72

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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.