Home / 3,020.17-4,529.57-1,377.19

Finding the Fourth Proportional to 3,020.17, 4,529.57 and 1,377.19

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Solution

The fourth proportional to 3,020.17, 4,529.57 and 1,377.19 is: 2,065.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020.17 : 4,529.57 = 1,377.19 : x
  2. Step 2: Convert to fraction form
    3,020.17/4,529.57 = 1,377.19/x
  3. Step 3: Cross multiply
    3,020.17x = 4,529.57 × 1,377.19
  4. Step 4: Simplify right side
    3,020.17x = 6,238,070.63
  5. Step 5: Solve for x
    x = 6,238,070.63/3,020.17
  6. Step 6: Final answer
    x = 2,065.47

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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.