Home / 4,479.57-6,715.31-1,882.71

Finding the Fourth Proportional to 4,479.57, 6,715.31 and 1,882.71

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Solution

The fourth proportional to 4,479.57, 6,715.31 and 1,882.71 is: 2,822.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,479.57 : 6,715.31 = 1,882.71 : x
  2. Step 2: Convert to fraction form
    4,479.57/6,715.31 = 1,882.71/x
  3. Step 3: Cross multiply
    4,479.57x = 6,715.31 × 1,882.71
  4. Step 4: Simplify right side
    4,479.57x = 12,642,971.88
  5. Step 5: Solve for x
    x = 12,642,971.88/4,479.57
  6. Step 6: Final answer
    x = 2,822.36

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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.