Home / 4,420.48-6,622.82-2,955.18

Finding the Fourth Proportional to 4,420.48, 6,622.82 and 2,955.18

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Solution

The fourth proportional to 4,420.48, 6,622.82 and 2,955.18 is: 4,427.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420.48 : 6,622.82 = 2,955.18 : x
  2. Step 2: Convert to fraction form
    4,420.48/6,622.82 = 2,955.18/x
  3. Step 3: Cross multiply
    4,420.48x = 6,622.82 × 2,955.18
  4. Step 4: Simplify right side
    4,420.48x = 19,571,625.21
  5. Step 5: Solve for x
    x = 19,571,625.21/4,420.48
  6. Step 6: Final answer
    x = 4,427.49

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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.