Home / 5,555.93-7,663.85-3,667.55

Finding the Fourth Proportional to 5,555.93, 7,663.85 and 3,667.55

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Solution

The fourth proportional to 5,555.93, 7,663.85 and 3,667.55 is: 5,059.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555.93 : 7,663.85 = 3,667.55 : x
  2. Step 2: Convert to fraction form
    5,555.93/7,663.85 = 3,667.55/x
  3. Step 3: Cross multiply
    5,555.93x = 7,663.85 × 3,667.55
  4. Step 4: Simplify right side
    5,555.93x = 28,107,553.07
  5. Step 5: Solve for x
    x = 28,107,553.07/5,555.93
  6. Step 6: Final answer
    x = 5,059.02

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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.