Home / 6,924.15-10,386.27-2,649.78

Finding the Fourth Proportional to 6,924.15, 10,386.27 and 2,649.78

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Solution

The fourth proportional to 6,924.15, 10,386.27 and 2,649.78 is: 3,974.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,924.15 : 10,386.27 = 2,649.78 : x
  2. Step 2: Convert to fraction form
    6,924.15/10,386.27 = 2,649.78/x
  3. Step 3: Cross multiply
    6,924.15x = 10,386.27 × 2,649.78
  4. Step 4: Simplify right side
    6,924.15x = 27,521,330.52
  5. Step 5: Solve for x
    x = 27,521,330.52/6,924.15
  6. Step 6: Final answer
    x = 3,974.69

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1.5x scale

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.