Home / 5,097.84-7,641.58-3,454.55

Finding the Fourth Proportional to 5,097.84, 7,641.58 and 3,454.55

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Solution

The fourth proportional to 5,097.84, 7,641.58 and 3,454.55 is: 5,178.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,097.84 : 7,641.58 = 3,454.55 : x
  2. Step 2: Convert to fraction form
    5,097.84/7,641.58 = 3,454.55/x
  3. Step 3: Cross multiply
    5,097.84x = 7,641.58 × 3,454.55
  4. Step 4: Simplify right side
    5,097.84x = 26,398,181.98
  5. Step 5: Solve for x
    x = 26,398,181.98/5,097.84
  6. Step 6: Final answer
    x = 5,178.31

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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.