Home / 3,731.61-5,149.63-2,053.13

Finding the Fourth Proportional to 3,731.61, 5,149.63 and 2,053.13

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Solution

The fourth proportional to 3,731.61, 5,149.63 and 2,053.13 is: 2,833.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,731.61 : 5,149.63 = 2,053.13 : x
  2. Step 2: Convert to fraction form
    3,731.61/5,149.63 = 2,053.13/x
  3. Step 3: Cross multiply
    3,731.61x = 5,149.63 × 2,053.13
  4. Step 4: Simplify right side
    3,731.61x = 10,572,859.84
  5. Step 5: Solve for x
    x = 10,572,859.84/3,731.61
  6. Step 6: Final answer
    x = 2,833.32

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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.