Home / 3,203.16-4,807.18-2,160.69

Finding the Fourth Proportional to 3,203.16, 4,807.18 and 2,160.69

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Solution

The fourth proportional to 3,203.16, 4,807.18 and 2,160.69 is: 3,242.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,203.16 : 4,807.18 = 2,160.69 : x
  2. Step 2: Convert to fraction form
    3,203.16/4,807.18 = 2,160.69/x
  3. Step 3: Cross multiply
    3,203.16x = 4,807.18 × 2,160.69
  4. Step 4: Simplify right side
    3,203.16x = 10,386,826.97
  5. Step 5: Solve for x
    x = 10,386,826.97/3,203.16
  6. Step 6: Final answer
    x = 3,242.68

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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.