Home / 3,577.37-4,938.09-2,691.64

Finding the Fourth Proportional to 3,577.37, 4,938.09 and 2,691.64

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Solution

The fourth proportional to 3,577.37, 4,938.09 and 2,691.64 is: 3,715.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,577.37 : 4,938.09 = 2,691.64 : x
  2. Step 2: Convert to fraction form
    3,577.37/4,938.09 = 2,691.64/x
  3. Step 3: Cross multiply
    3,577.37x = 4,938.09 × 2,691.64
  4. Step 4: Simplify right side
    3,577.37x = 13,291,548.22
  5. Step 5: Solve for x
    x = 13,291,548.22/3,577.37
  6. Step 6: Final answer
    x = 3,715.45

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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.