Home / 3,715.77-5,562.73-2,480.12

Finding the Fourth Proportional to 3,715.77, 5,562.73 and 2,480.12

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Solution

The fourth proportional to 3,715.77, 5,562.73 and 2,480.12 is: 3,712.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,715.77 : 5,562.73 = 2,480.12 : x
  2. Step 2: Convert to fraction form
    3,715.77/5,562.73 = 2,480.12/x
  3. Step 3: Cross multiply
    3,715.77x = 5,562.73 × 2,480.12
  4. Step 4: Simplify right side
    3,715.77x = 13,796,220.12
  5. Step 5: Solve for x
    x = 13,796,220.12/3,715.77
  6. Step 6: Final answer
    x = 3,712.88

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1.5x scale

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.