Home / 5,549.58-7,656.42-3,561.23

Finding the Fourth Proportional to 5,549.58, 7,656.42 and 3,561.23

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Solution

The fourth proportional to 5,549.58, 7,656.42 and 3,561.23 is: 4,913.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,549.58 : 7,656.42 = 3,561.23 : x
  2. Step 2: Convert to fraction form
    5,549.58/7,656.42 = 3,561.23/x
  3. Step 3: Cross multiply
    5,549.58x = 7,656.42 × 3,561.23
  4. Step 4: Simplify right side
    5,549.58x = 27,266,305.09
  5. Step 5: Solve for x
    x = 27,266,305.09/5,549.58
  6. Step 6: Final answer
    x = 4,913.22

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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.