Home / 3,108.09-4,658.77-1,549.26

Finding the Fourth Proportional to 3,108.09, 4,658.77 and 1,549.26

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Solution

The fourth proportional to 3,108.09, 4,658.77 and 1,549.26 is: 2,322.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108.09 : 4,658.77 = 1,549.26 : x
  2. Step 2: Convert to fraction form
    3,108.09/4,658.77 = 1,549.26/x
  3. Step 3: Cross multiply
    3,108.09x = 4,658.77 × 1,549.26
  4. Step 4: Simplify right side
    3,108.09x = 7,217,646.01
  5. Step 5: Solve for x
    x = 7,217,646.01/3,108.09
  6. Step 6: Final answer
    x = 2,322.21

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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.