Home / 4,553-6,827.98-1,778.95

Finding the Fourth Proportional to 4,553, 6,827.98 and 1,778.95

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Solution

The fourth proportional to 4,553, 6,827.98 and 1,778.95 is: 2,667.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,553 : 6,827.98 = 1,778.95 : x
  2. Step 2: Convert to fraction form
    4,553/6,827.98 = 1,778.95/x
  3. Step 3: Cross multiply
    4,553x = 6,827.98 × 1,778.95
  4. Step 4: Simplify right side
    4,553x = 12,146,635.02
  5. Step 5: Solve for x
    x = 12,146,635.02/4,553
  6. Step 6: Final answer
    x = 2,667.83

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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.