Home / 2,711.04-4,061.75-1,887.71

Finding the Fourth Proportional to 2,711.04, 4,061.75 and 1,887.71

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Solution

The fourth proportional to 2,711.04, 4,061.75 and 1,887.71 is: 2,828.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,711.04 : 4,061.75 = 1,887.71 : x
  2. Step 2: Convert to fraction form
    2,711.04/4,061.75 = 1,887.71/x
  3. Step 3: Cross multiply
    2,711.04x = 4,061.75 × 1,887.71
  4. Step 4: Simplify right side
    2,711.04x = 7,667,376.35
  5. Step 5: Solve for x
    x = 7,667,376.35/2,711.04
  6. Step 6: Final answer
    x = 2,828.21

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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.