Home / 4,226.75-6,340.15-1,148.75

Finding the Fourth Proportional to 4,226.75, 6,340.15 and 1,148.75

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Solution

The fourth proportional to 4,226.75, 6,340.15 and 1,148.75 is: 1,723.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,226.75 : 6,340.15 = 1,148.75 : x
  2. Step 2: Convert to fraction form
    4,226.75/6,340.15 = 1,148.75/x
  3. Step 3: Cross multiply
    4,226.75x = 6,340.15 × 1,148.75
  4. Step 4: Simplify right side
    4,226.75x = 7,283,247.31
  5. Step 5: Solve for x
    x = 7,283,247.31/4,226.75
  6. Step 6: Final answer
    x = 1,723.13

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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.