Home / 3,849.68-5,775.48-1,541.12

Finding the Fourth Proportional to 3,849.68, 5,775.48 and 1,541.12

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Solution

The fourth proportional to 3,849.68, 5,775.48 and 1,541.12 is: 2,312.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,849.68 : 5,775.48 = 1,541.12 : x
  2. Step 2: Convert to fraction form
    3,849.68/5,775.48 = 1,541.12/x
  3. Step 3: Cross multiply
    3,849.68x = 5,775.48 × 1,541.12
  4. Step 4: Simplify right side
    3,849.68x = 8,900,707.74
  5. Step 5: Solve for x
    x = 8,900,707.74/3,849.68
  6. Step 6: Final answer
    x = 2,312.06

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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.