Home / 6,331.74-8,740.24-5,667.42

Finding the Fourth Proportional to 6,331.74, 8,740.24 and 5,667.42

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Solution

The fourth proportional to 6,331.74, 8,740.24 and 5,667.42 is: 7,823.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,331.74 : 8,740.24 = 5,667.42 : x
  2. Step 2: Convert to fraction form
    6,331.74/8,740.24 = 5,667.42/x
  3. Step 3: Cross multiply
    6,331.74x = 8,740.24 × 5,667.42
  4. Step 4: Simplify right side
    6,331.74x = 49,534,610.98
  5. Step 5: Solve for x
    x = 49,534,610.98/6,331.74
  6. Step 6: Final answer
    x = 7,823.22

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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.