Home / 5,040.91-6,956.28-2,802.88

Finding the Fourth Proportional to 5,040.91, 6,956.28 and 2,802.88

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Solution

The fourth proportional to 5,040.91, 6,956.28 and 2,802.88 is: 3,867.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,040.91 : 6,956.28 = 2,802.88 : x
  2. Step 2: Convert to fraction form
    5,040.91/6,956.28 = 2,802.88/x
  3. Step 3: Cross multiply
    5,040.91x = 6,956.28 × 2,802.88
  4. Step 4: Simplify right side
    5,040.91x = 19,497,604.07
  5. Step 5: Solve for x
    x = 19,497,604.07/5,040.91
  6. Step 6: Final answer
    x = 3,867.87

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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.