Home / 2,724.08-4,084.36-1,165.10

Finding the Fourth Proportional to 2,724.08, 4,084.36 and 1,165.10

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Solution

The fourth proportional to 2,724.08, 4,084.36 and 1,165.10 is: 1,746.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,724.08 : 4,084.36 = 1,165.10 : x
  2. Step 2: Convert to fraction form
    2,724.08/4,084.36 = 1,165.10/x
  3. Step 3: Cross multiply
    2,724.08x = 4,084.36 × 1,165.10
  4. Step 4: Simplify right side
    2,724.08x = 4,758,687.84
  5. Step 5: Solve for x
    x = 4,758,687.84/2,724.08
  6. Step 6: Final answer
    x = 1,746.90

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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.