Home / 3,565.13-5,350.14-1,256.63

Finding the Fourth Proportional to 3,565.13, 5,350.14 and 1,256.63

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Solution

The fourth proportional to 3,565.13, 5,350.14 and 1,256.63 is: 1,885.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,565.13 : 5,350.14 = 1,256.63 : x
  2. Step 2: Convert to fraction form
    3,565.13/5,350.14 = 1,256.63/x
  3. Step 3: Cross multiply
    3,565.13x = 5,350.14 × 1,256.63
  4. Step 4: Simplify right side
    3,565.13x = 6,723,119.68
  5. Step 5: Solve for x
    x = 6,723,119.68/3,565.13
  6. Step 6: Final answer
    x = 1,885.80

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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.