Home / 5,551.98-7,658.85-3,759.51

Finding the Fourth Proportional to 5,551.98, 7,658.85 and 3,759.51

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Solution

The fourth proportional to 5,551.98, 7,658.85 and 3,759.51 is: 5,186.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,551.98 : 7,658.85 = 3,759.51 : x
  2. Step 2: Convert to fraction form
    5,551.98/7,658.85 = 3,759.51/x
  3. Step 3: Cross multiply
    5,551.98x = 7,658.85 × 3,759.51
  4. Step 4: Simplify right side
    5,551.98x = 28,793,523.16
  5. Step 5: Solve for x
    x = 28,793,523.16/5,551.98
  6. Step 6: Final answer
    x = 5,186.17

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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.