Home / 3,534.57-4,877.74-2,209.06

Finding the Fourth Proportional to 3,534.57, 4,877.74 and 2,209.06

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Solution

The fourth proportional to 3,534.57, 4,877.74 and 2,209.06 is: 3,048.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,534.57 : 4,877.74 = 2,209.06 : x
  2. Step 2: Convert to fraction form
    3,534.57/4,877.74 = 2,209.06/x
  3. Step 3: Cross multiply
    3,534.57x = 4,877.74 × 2,209.06
  4. Step 4: Simplify right side
    3,534.57x = 10,775,189.32
  5. Step 5: Solve for x
    x = 10,775,189.32/3,534.57
  6. Step 6: Final answer
    x = 3,048.51

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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.