Home / 3,079.66-4,619.20-1,598.80

Finding the Fourth Proportional to 3,079.66, 4,619.20 and 1,598.80

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Solution

The fourth proportional to 3,079.66, 4,619.20 and 1,598.80 is: 2,398.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079.66 : 4,619.20 = 1,598.80 : x
  2. Step 2: Convert to fraction form
    3,079.66/4,619.20 = 1,598.80/x
  3. Step 3: Cross multiply
    3,079.66x = 4,619.20 × 1,598.80
  4. Step 4: Simplify right side
    3,079.66x = 7,385,176.96
  5. Step 5: Solve for x
    x = 7,385,176.96/3,079.66
  6. Step 6: Final answer
    x = 2,398.05

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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.