Home / 6,959.28-10,438.65-3,009.99

Finding the Fourth Proportional to 6,959.28, 10,438.65 and 3,009.99

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Solution

The fourth proportional to 6,959.28, 10,438.65 and 3,009.99 is: 4,514.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,959.28 : 10,438.65 = 3,009.99 : x
  2. Step 2: Convert to fraction form
    6,959.28/10,438.65 = 3,009.99/x
  3. Step 3: Cross multiply
    6,959.28x = 10,438.65 × 3,009.99
  4. Step 4: Simplify right side
    6,959.28x = 31,420,232.11
  5. Step 5: Solve for x
    x = 31,420,232.11/6,959.28
  6. Step 6: Final answer
    x = 4,514.87

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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.