Home / 3,850.90-5,315.76-2,595.53

Finding the Fourth Proportional to 3,850.90, 5,315.76 and 2,595.53

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Solution

The fourth proportional to 3,850.90, 5,315.76 and 2,595.53 is: 3,582.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,850.90 : 5,315.76 = 2,595.53 : x
  2. Step 2: Convert to fraction form
    3,850.90/5,315.76 = 2,595.53/x
  3. Step 3: Cross multiply
    3,850.90x = 5,315.76 × 2,595.53
  4. Step 4: Simplify right side
    3,850.90x = 13,797,227.84
  5. Step 5: Solve for x
    x = 13,797,227.84/3,850.90
  6. Step 6: Final answer
    x = 3,582.86

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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.