Home / 2,749.04-4,119.91-2,382.11

Finding the Fourth Proportional to 2,749.04, 4,119.91 and 2,382.11

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Solution

The fourth proportional to 2,749.04, 4,119.91 and 2,382.11 is: 3,570.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,749.04 : 4,119.91 = 2,382.11 : x
  2. Step 2: Convert to fraction form
    2,749.04/4,119.91 = 2,382.11/x
  3. Step 3: Cross multiply
    2,749.04x = 4,119.91 × 2,382.11
  4. Step 4: Simplify right side
    2,749.04x = 9,814,078.81
  5. Step 5: Solve for x
    x = 9,814,078.81/2,749.04
  6. Step 6: Final answer
    x = 3,570.00

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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.