Home / 2,930.57-4,034.27-2,266.17

Finding the Fourth Proportional to 2,930.57, 4,034.27 and 2,266.17

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Solution

The fourth proportional to 2,930.57, 4,034.27 and 2,266.17 is: 3,119.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930.57 : 4,034.27 = 2,266.17 : x
  2. Step 2: Convert to fraction form
    2,930.57/4,034.27 = 2,266.17/x
  3. Step 3: Cross multiply
    2,930.57x = 4,034.27 × 2,266.17
  4. Step 4: Simplify right side
    2,930.57x = 9,142,341.65
  5. Step 5: Solve for x
    x = 9,142,341.65/2,930.57
  6. Step 6: Final answer
    x = 3,119.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.