Home / 6,851.16-10,275.03-1,919.52

Finding the Fourth Proportional to 6,851.16, 10,275.03 and 1,919.52

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Solution

The fourth proportional to 6,851.16, 10,275.03 and 1,919.52 is: 2,878.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,851.16 : 10,275.03 = 1,919.52 : x
  2. Step 2: Convert to fraction form
    6,851.16/10,275.03 = 1,919.52/x
  3. Step 3: Cross multiply
    6,851.16x = 10,275.03 × 1,919.52
  4. Step 4: Simplify right side
    6,851.16x = 19,723,125.59
  5. Step 5: Solve for x
    x = 19,723,125.59/6,851.16
  6. Step 6: Final answer
    x = 2,878.80

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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.