Home / 5,777.19-8,667.24-1,617.21

Finding the Fourth Proportional to 5,777.19, 8,667.24 and 1,617.21

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Solution

The fourth proportional to 5,777.19, 8,667.24 and 1,617.21 is: 2,426.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,777.19 : 8,667.24 = 1,617.21 : x
  2. Step 2: Convert to fraction form
    5,777.19/8,667.24 = 1,617.21/x
  3. Step 3: Cross multiply
    5,777.19x = 8,667.24 × 1,617.21
  4. Step 4: Simplify right side
    5,777.19x = 14,016,747.20
  5. Step 5: Solve for x
    x = 14,016,747.20/5,777.19
  6. Step 6: Final answer
    x = 2,426.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.