Home / 4,365.90-6,549.21-2,622.78

Finding the Fourth Proportional to 4,365.90, 6,549.21 and 2,622.78

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Solution

The fourth proportional to 4,365.90, 6,549.21 and 2,622.78 is: 3,934.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,365.90 : 6,549.21 = 2,622.78 : x
  2. Step 2: Convert to fraction form
    4,365.90/6,549.21 = 2,622.78/x
  3. Step 3: Cross multiply
    4,365.90x = 6,549.21 × 2,622.78
  4. Step 4: Simplify right side
    4,365.90x = 17,177,137.00
  5. Step 5: Solve for x
    x = 17,177,137.00/4,365.90
  6. Step 6: Final answer
    x = 3,934.39

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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.