Home / 2,318.46-3,200.91-1,610.07

Finding the Fourth Proportional to 2,318.46, 3,200.91 and 1,610.07

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Solution

The fourth proportional to 2,318.46, 3,200.91 and 1,610.07 is: 2,222.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318.46 : 3,200.91 = 1,610.07 : x
  2. Step 2: Convert to fraction form
    2,318.46/3,200.91 = 1,610.07/x
  3. Step 3: Cross multiply
    2,318.46x = 3,200.91 × 1,610.07
  4. Step 4: Simplify right side
    2,318.46x = 5,153,689.16
  5. Step 5: Solve for x
    x = 5,153,689.16/2,318.46
  6. Step 6: Final answer
    x = 2,222.89

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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.