Home / 6,895.20-9,519.60-4,246.20

Finding the Fourth Proportional to 6,895.20, 9,519.60 and 4,246.20

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Solution

The fourth proportional to 6,895.20, 9,519.60 and 4,246.20 is: 5,862.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,895.20 : 9,519.60 = 4,246.20 : x
  2. Step 2: Convert to fraction form
    6,895.20/9,519.60 = 4,246.20/x
  3. Step 3: Cross multiply
    6,895.20x = 9,519.60 × 4,246.20
  4. Step 4: Simplify right side
    6,895.20x = 40,422,102.73
  5. Step 5: Solve for x
    x = 40,422,102.73/6,895.20
  6. Step 6: Final answer
    x = 5,862.35

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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.