Home / 5,549.46-7,656.26-3,561.11

Finding the Fourth Proportional to 5,549.46, 7,656.26 and 3,561.11

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Solution

The fourth proportional to 5,549.46, 7,656.26 and 3,561.11 is: 4,913.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,549.46 : 7,656.26 = 3,561.11 : x
  2. Step 2: Convert to fraction form
    5,549.46/7,656.26 = 3,561.11/x
  3. Step 3: Cross multiply
    5,549.46x = 7,656.26 × 3,561.11
  4. Step 4: Simplify right side
    5,549.46x = 27,264,784.05
  5. Step 5: Solve for x
    x = 27,264,784.05/5,549.46
  6. Step 6: Final answer
    x = 4,913.05

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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.