Home / 4,478.04-6,180.30-3,082.68

Finding the Fourth Proportional to 4,478.04, 6,180.30 and 3,082.68

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Solution

The fourth proportional to 4,478.04, 6,180.30 and 3,082.68 is: 4,254.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,478.04 : 6,180.30 = 3,082.68 : x
  2. Step 2: Convert to fraction form
    4,478.04/6,180.30 = 3,082.68/x
  3. Step 3: Cross multiply
    4,478.04x = 6,180.30 × 3,082.68
  4. Step 4: Simplify right side
    4,478.04x = 19,051,887.20
  5. Step 5: Solve for x
    x = 19,051,887.20/4,478.04
  6. Step 6: Final answer
    x = 4,254.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.