Home / 3,548.10-5,309.55-3,090.90

Finding the Fourth Proportional to 3,548.10, 5,309.55 and 3,090.90

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Solution

The fourth proportional to 3,548.10, 5,309.55 and 3,090.90 is: 4,625.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548.10 : 5,309.55 = 3,090.90 : x
  2. Step 2: Convert to fraction form
    3,548.10/5,309.55 = 3,090.90/x
  3. Step 3: Cross multiply
    3,548.10x = 5,309.55 × 3,090.90
  4. Step 4: Simplify right side
    3,548.10x = 16,411,288.10
  5. Step 5: Solve for x
    x = 16,411,288.10/3,548.10
  6. Step 6: Final answer
    x = 4,625.37

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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.