Home / 4,478.83-6,718.97-1,882.51

Finding the Fourth Proportional to 4,478.83, 6,718.97 and 1,882.51

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Solution

The fourth proportional to 4,478.83, 6,718.97 and 1,882.51 is: 2,824.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,478.83 : 6,718.97 = 1,882.51 : x
  2. Step 2: Convert to fraction form
    4,478.83/6,718.97 = 1,882.51/x
  3. Step 3: Cross multiply
    4,478.83x = 6,718.97 × 1,882.51
  4. Step 4: Simplify right side
    4,478.83x = 12,648,528.21
  5. Step 5: Solve for x
    x = 12,648,528.21/4,478.83
  6. Step 6: Final answer
    x = 2,824.07

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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.