Home / 4,419.78-6,627.94-1,607.95

Finding the Fourth Proportional to 4,419.78, 6,627.94 and 1,607.95

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Solution

The fourth proportional to 4,419.78, 6,627.94 and 1,607.95 is: 2,411.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,419.78 : 6,627.94 = 1,607.95 : x
  2. Step 2: Convert to fraction form
    4,419.78/6,627.94 = 1,607.95/x
  3. Step 3: Cross multiply
    4,419.78x = 6,627.94 × 1,607.95
  4. Step 4: Simplify right side
    4,419.78x = 10,657,404.91
  5. Step 5: Solve for x
    x = 10,657,404.91/4,419.78
  6. Step 6: Final answer
    x = 2,411.30

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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.