Home / 2,722.32-4,059.09-2,673.18

Finding the Fourth Proportional to 2,722.32, 4,059.09 and 2,673.18

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Solution

The fourth proportional to 2,722.32, 4,059.09 and 2,673.18 is: 3,985.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,722.32 : 4,059.09 = 2,673.18 : x
  2. Step 2: Convert to fraction form
    2,722.32/4,059.09 = 2,673.18/x
  3. Step 3: Cross multiply
    2,722.32x = 4,059.09 × 2,673.18
  4. Step 4: Simplify right side
    2,722.32x = 10,850,678.21
  5. Step 5: Solve for x
    x = 10,850,678.21/2,722.32
  6. Step 6: Final answer
    x = 3,985.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.