Home / 3,015.17-4,523.30-1,259.30

Finding the Fourth Proportional to 3,015.17, 4,523.30 and 1,259.30

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Solution

The fourth proportional to 3,015.17, 4,523.30 and 1,259.30 is: 1,889.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015.17 : 4,523.30 = 1,259.30 : x
  2. Step 2: Convert to fraction form
    3,015.17/4,523.30 = 1,259.30/x
  3. Step 3: Cross multiply
    3,015.17x = 4,523.30 × 1,259.30
  4. Step 4: Simplify right side
    3,015.17x = 5,696,162.78
  5. Step 5: Solve for x
    x = 5,696,162.78/3,015.17
  6. Step 6: Final answer
    x = 1,889.17

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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.