Home / 4,517.02-6,775.12-1,396.20

Finding the Fourth Proportional to 4,517.02, 6,775.12 and 1,396.20

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Solution

The fourth proportional to 4,517.02, 6,775.12 and 1,396.20 is: 2,094.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,517.02 : 6,775.12 = 1,396.20 : x
  2. Step 2: Convert to fraction form
    4,517.02/6,775.12 = 1,396.20/x
  3. Step 3: Cross multiply
    4,517.02x = 6,775.12 × 1,396.20
  4. Step 4: Simplify right side
    4,517.02x = 9,459,422.54
  5. Step 5: Solve for x
    x = 9,459,422.54/4,517.02
  6. Step 6: Final answer
    x = 2,094.17

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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.