Home / 2,184.08-3,014.28-1,252.56

Finding the Fourth Proportional to 2,184.08, 3,014.28 and 1,252.56

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Solution

The fourth proportional to 2,184.08, 3,014.28 and 1,252.56 is: 1,728.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,184.08 : 3,014.28 = 1,252.56 : x
  2. Step 2: Convert to fraction form
    2,184.08/3,014.28 = 1,252.56/x
  3. Step 3: Cross multiply
    2,184.08x = 3,014.28 × 1,252.56
  4. Step 4: Simplify right side
    2,184.08x = 3,775,566.56
  5. Step 5: Solve for x
    x = 3,775,566.56/2,184.08
  6. Step 6: Final answer
    x = 1,728.68

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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.