Home / 3,227.04-4,840.16-1,278.18

Finding the Fourth Proportional to 3,227.04, 4,840.16 and 1,278.18

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Solution

The fourth proportional to 3,227.04, 4,840.16 and 1,278.18 is: 1,917.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,227.04 : 4,840.16 = 1,278.18 : x
  2. Step 2: Convert to fraction form
    3,227.04/4,840.16 = 1,278.18/x
  3. Step 3: Cross multiply
    3,227.04x = 4,840.16 × 1,278.18
  4. Step 4: Simplify right side
    3,227.04x = 6,186,589.32
  5. Step 5: Solve for x
    x = 6,186,589.32/3,227.04
  6. Step 6: Final answer
    x = 1,917.11

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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.