Home / 5,476.91-7,561.49-3,564.55

Finding the Fourth Proportional to 5,476.91, 7,561.49 and 3,564.55

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Solution

The fourth proportional to 5,476.91, 7,561.49 and 3,564.55 is: 4,921.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,476.91 : 7,561.49 = 3,564.55 : x
  2. Step 2: Convert to fraction form
    5,476.91/7,561.49 = 3,564.55/x
  3. Step 3: Cross multiply
    5,476.91x = 7,561.49 × 3,564.55
  4. Step 4: Simplify right side
    5,476.91x = 26,953,310.26
  5. Step 5: Solve for x
    x = 26,953,310.26/5,476.91
  6. Step 6: Final answer
    x = 4,921.26

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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.