Home / 6,965.78-10,449.28-2,583.28

Finding the Fourth Proportional to 6,965.78, 10,449.28 and 2,583.28

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Solution

The fourth proportional to 6,965.78, 10,449.28 and 2,583.28 is: 3,875.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,965.78 : 10,449.28 = 2,583.28 : x
  2. Step 2: Convert to fraction form
    6,965.78/10,449.28 = 2,583.28/x
  3. Step 3: Cross multiply
    6,965.78x = 10,449.28 × 2,583.28
  4. Step 4: Simplify right side
    6,965.78x = 26,993,416.04
  5. Step 5: Solve for x
    x = 26,993,416.04/6,965.78
  6. Step 6: Final answer
    x = 3,875.15

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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.