Home / 3,775.68-5,663.28-2,315.04

Finding the Fourth Proportional to 3,775.68, 5,663.28 and 2,315.04

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Solution

The fourth proportional to 3,775.68, 5,663.28 and 2,315.04 is: 3,472.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,775.68 : 5,663.28 = 2,315.04 : x
  2. Step 2: Convert to fraction form
    3,775.68/5,663.28 = 2,315.04/x
  3. Step 3: Cross multiply
    3,775.68x = 5,663.28 × 2,315.04
  4. Step 4: Simplify right side
    3,775.68x = 13,110,719.73
  5. Step 5: Solve for x
    x = 13,110,719.73/3,775.68
  6. Step 6: Final answer
    x = 3,472.41

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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.