Home / 3,563.60-4,916.86-2,220.26

Finding the Fourth Proportional to 3,563.60, 4,916.86 and 2,220.26

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Solution

The fourth proportional to 3,563.60, 4,916.86 and 2,220.26 is: 3,063.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,563.60 : 4,916.86 = 2,220.26 : x
  2. Step 2: Convert to fraction form
    3,563.60/4,916.86 = 2,220.26/x
  3. Step 3: Cross multiply
    3,563.60x = 4,916.86 × 2,220.26
  4. Step 4: Simplify right side
    3,563.60x = 10,916,707.58
  5. Step 5: Solve for x
    x = 10,916,707.58/3,563.60
  6. Step 6: Final answer
    x = 3,063.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.