Home / 4,420.47-6,626.61-2,772.02

Finding the Fourth Proportional to 4,420.47, 6,626.61 and 2,772.02

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Solution

The fourth proportional to 4,420.47, 6,626.61 and 2,772.02 is: 4,155.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420.47 : 6,626.61 = 2,772.02 : x
  2. Step 2: Convert to fraction form
    4,420.47/6,626.61 = 2,772.02/x
  3. Step 3: Cross multiply
    4,420.47x = 6,626.61 × 2,772.02
  4. Step 4: Simplify right side
    4,420.47x = 18,369,112.02
  5. Step 5: Solve for x
    x = 18,369,112.02/4,420.47
  6. Step 6: Final answer
    x = 4,155.46

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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.