Home / 5,040.92-6,956.34-2,802.68

Finding the Fourth Proportional to 5,040.92, 6,956.34 and 2,802.68

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Solution

The fourth proportional to 5,040.92, 6,956.34 and 2,802.68 is: 3,867.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,040.92 : 6,956.34 = 2,802.68 : x
  2. Step 2: Convert to fraction form
    5,040.92/6,956.34 = 2,802.68/x
  3. Step 3: Cross multiply
    5,040.92x = 6,956.34 × 2,802.68
  4. Step 4: Simplify right side
    5,040.92x = 19,496,394.99
  5. Step 5: Solve for x
    x = 19,496,394.99/5,040.92
  6. Step 6: Final answer
    x = 3,867.63

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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.