Home / 3,019.57-4,530.28-1,045.24

Finding the Fourth Proportional to 3,019.57, 4,530.28 and 1,045.24

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Solution

The fourth proportional to 3,019.57, 4,530.28 and 1,045.24 is: 1,568.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019.57 : 4,530.28 = 1,045.24 : x
  2. Step 2: Convert to fraction form
    3,019.57/4,530.28 = 1,045.24/x
  3. Step 3: Cross multiply
    3,019.57x = 4,530.28 × 1,045.24
  4. Step 4: Simplify right side
    3,019.57x = 4,735,229.87
  5. Step 5: Solve for x
    x = 4,735,229.87/3,019.57
  6. Step 6: Final answer
    x = 1,568.18

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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.