Home / 4,153.47-5,731.62-2,265.02

Finding the Fourth Proportional to 4,153.47, 5,731.62 and 2,265.02

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Solution

The fourth proportional to 4,153.47, 5,731.62 and 2,265.02 is: 3,125.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,153.47 : 5,731.62 = 2,265.02 : x
  2. Step 2: Convert to fraction form
    4,153.47/5,731.62 = 2,265.02/x
  3. Step 3: Cross multiply
    4,153.47x = 5,731.62 × 2,265.02
  4. Step 4: Simplify right side
    4,153.47x = 12,982,205.27
  5. Step 5: Solve for x
    x = 12,982,205.27/4,153.47
  6. Step 6: Final answer
    x = 3,125.63

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1.5x scale

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.