Home / 2,802.28-3,867.09-1,754.92

Finding the Fourth Proportional to 2,802.28, 3,867.09 and 1,754.92

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Solution

The fourth proportional to 2,802.28, 3,867.09 and 1,754.92 is: 2,421.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,802.28 : 3,867.09 = 1,754.92 : x
  2. Step 2: Convert to fraction form
    2,802.28/3,867.09 = 1,754.92/x
  3. Step 3: Cross multiply
    2,802.28x = 3,867.09 × 1,754.92
  4. Step 4: Simplify right side
    2,802.28x = 6,786,433.58
  5. Step 5: Solve for x
    x = 6,786,433.58/2,802.28
  6. Step 6: Final answer
    x = 2,421.75

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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.