Home / 3,645.87-5,031.91-2,053.23

Finding the Fourth Proportional to 3,645.87, 5,031.91 and 2,053.23

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Solution

The fourth proportional to 3,645.87, 5,031.91 and 2,053.23 is: 2,833.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,645.87 : 5,031.91 = 2,053.23 : x
  2. Step 2: Convert to fraction form
    3,645.87/5,031.91 = 2,053.23/x
  3. Step 3: Cross multiply
    3,645.87x = 5,031.91 × 2,053.23
  4. Step 4: Simplify right side
    3,645.87x = 10,331,652.27
  5. Step 5: Solve for x
    x = 10,331,652.27/3,645.87
  6. Step 6: Final answer
    x = 2,833.80

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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.