Home / 2,921.95-4,377.63-1,341.99

Finding the Fourth Proportional to 2,921.95, 4,377.63 and 1,341.99

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Solution

The fourth proportional to 2,921.95, 4,377.63 and 1,341.99 is: 2,010.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921.95 : 4,377.63 = 1,341.99 : x
  2. Step 2: Convert to fraction form
    2,921.95/4,377.63 = 1,341.99/x
  3. Step 3: Cross multiply
    2,921.95x = 4,377.63 × 1,341.99
  4. Step 4: Simplify right side
    2,921.95x = 5,874,721.38
  5. Step 5: Solve for x
    x = 5,874,721.38/2,921.95
  6. Step 6: Final answer
    x = 2,010.55

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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.