Home / 5,381.41-8,069.38-2,746.08

Finding the Fourth Proportional to 5,381.41, 8,069.38 and 2,746.08

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Solution

The fourth proportional to 5,381.41, 8,069.38 and 2,746.08 is: 4,117.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,381.41 : 8,069.38 = 2,746.08 : x
  2. Step 2: Convert to fraction form
    5,381.41/8,069.38 = 2,746.08/x
  3. Step 3: Cross multiply
    5,381.41x = 8,069.38 × 2,746.08
  4. Step 4: Simplify right side
    5,381.41x = 22,159,163.03
  5. Step 5: Solve for x
    x = 22,159,163.03/5,381.41
  6. Step 6: Final answer
    x = 4,117.72

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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.