Home / 5,376.74-8,069.55-2,746.19

Finding the Fourth Proportional to 5,376.74, 8,069.55 and 2,746.19

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Solution

The fourth proportional to 5,376.74, 8,069.55 and 2,746.19 is: 4,121.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,376.74 : 8,069.55 = 2,746.19 : x
  2. Step 2: Convert to fraction form
    5,376.74/8,069.55 = 2,746.19/x
  3. Step 3: Cross multiply
    5,376.74x = 8,069.55 × 2,746.19
  4. Step 4: Simplify right side
    5,376.74x = 22,160,477.17
  5. Step 5: Solve for x
    x = 22,160,477.17/5,376.74
  6. Step 6: Final answer
    x = 4,121.55

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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.