Home / 5,341.78-8,017.69-2,711.17

Finding the Fourth Proportional to 5,341.78, 8,017.69 and 2,711.17

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Solution

The fourth proportional to 5,341.78, 8,017.69 and 2,711.17 is: 4,069.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,341.78 : 8,017.69 = 2,711.17 : x
  2. Step 2: Convert to fraction form
    5,341.78/8,017.69 = 2,711.17/x
  3. Step 3: Cross multiply
    5,341.78x = 8,017.69 × 2,711.17
  4. Step 4: Simplify right side
    5,341.78x = 21,737,293.78
  5. Step 5: Solve for x
    x = 21,737,293.78/5,341.78
  6. Step 6: Final answer
    x = 4,069.30

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1.5x scale

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.