Home / 4,534.20-6,801.30-1,612.80

Finding the Fourth Proportional to 4,534.20, 6,801.30 and 1,612.80

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Solution

The fourth proportional to 4,534.20, 6,801.30 and 1,612.80 is: 2,419.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,534.20 : 6,801.30 = 1,612.80 : x
  2. Step 2: Convert to fraction form
    4,534.20/6,801.30 = 1,612.80/x
  3. Step 3: Cross multiply
    4,534.20x = 6,801.30 × 1,612.80
  4. Step 4: Simplify right side
    4,534.20x = 10,969,136.64
  5. Step 5: Solve for x
    x = 10,969,136.64/4,534.20
  6. Step 6: Final answer
    x = 2,419.20

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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.