Home / 3,542.22-4,888.22-1,970.33

Finding the Fourth Proportional to 3,542.22, 4,888.22 and 1,970.33

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Solution

The fourth proportional to 3,542.22, 4,888.22 and 1,970.33 is: 2,719.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,542.22 : 4,888.22 = 1,970.33 : x
  2. Step 2: Convert to fraction form
    3,542.22/4,888.22 = 1,970.33/x
  3. Step 3: Cross multiply
    3,542.22x = 4,888.22 × 1,970.33
  4. Step 4: Simplify right side
    3,542.22x = 9,631,372.22
  5. Step 5: Solve for x
    x = 9,631,372.22/3,542.22
  6. Step 6: Final answer
    x = 2,719.02

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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.