Home / 3,426.66-5,133.13-1,575.25

Finding the Fourth Proportional to 3,426.66, 5,133.13 and 1,575.25

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Solution

The fourth proportional to 3,426.66, 5,133.13 and 1,575.25 is: 2,359.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,426.66 : 5,133.13 = 1,575.25 : x
  2. Step 2: Convert to fraction form
    3,426.66/5,133.13 = 1,575.25/x
  3. Step 3: Cross multiply
    3,426.66x = 5,133.13 × 1,575.25
  4. Step 4: Simplify right side
    3,426.66x = 8,085,946.26
  5. Step 5: Solve for x
    x = 8,085,946.26/3,426.66
  6. Step 6: Final answer
    x = 2,359.72

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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.