Home / 3,645.24-5,029.56-2,073.12

Finding the Fourth Proportional to 3,645.24, 5,029.56 and 2,073.12

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Solution

The fourth proportional to 3,645.24, 5,029.56 and 2,073.12 is: 2,860.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,645.24 : 5,029.56 = 2,073.12 : x
  2. Step 2: Convert to fraction form
    3,645.24/5,029.56 = 2,073.12/x
  3. Step 3: Cross multiply
    3,645.24x = 5,029.56 × 2,073.12
  4. Step 4: Simplify right side
    3,645.24x = 10,426,881.43
  5. Step 5: Solve for x
    x = 10,426,881.43/3,645.24
  6. Step 6: Final answer
    x = 2,860.41

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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.