Home / 3,288.89-4,931.36-1,534.29

Finding the Fourth Proportional to 3,288.89, 4,931.36 and 1,534.29

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Solution

The fourth proportional to 3,288.89, 4,931.36 and 1,534.29 is: 2,300.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288.89 : 4,931.36 = 1,534.29 : x
  2. Step 2: Convert to fraction form
    3,288.89/4,931.36 = 1,534.29/x
  3. Step 3: Cross multiply
    3,288.89x = 4,931.36 × 1,534.29
  4. Step 4: Simplify right side
    3,288.89x = 7,566,104.01
  5. Step 5: Solve for x
    x = 7,566,104.01/3,288.89
  6. Step 6: Final answer
    x = 2,300.51

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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.