Home / 4,420.02-6,622.74-2,772.48

Finding the Fourth Proportional to 4,420.02, 6,622.74 and 2,772.48

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Solution

The fourth proportional to 4,420.02, 6,622.74 and 2,772.48 is: 4,154.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420.02 : 6,622.74 = 2,772.48 : x
  2. Step 2: Convert to fraction form
    4,420.02/6,622.74 = 2,772.48/x
  3. Step 3: Cross multiply
    4,420.02x = 6,622.74 × 2,772.48
  4. Step 4: Simplify right side
    4,420.02x = 18,361,414.20
  5. Step 5: Solve for x
    x = 18,361,414.20/4,420.02
  6. Step 6: Final answer
    x = 4,154.15

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1.5x scale

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.