Home / 5,827.18-8,041.68-3,174.70

Finding the Fourth Proportional to 5,827.18, 8,041.68 and 3,174.70

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Solution

The fourth proportional to 5,827.18, 8,041.68 and 3,174.70 is: 4,381.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,827.18 : 8,041.68 = 3,174.70 : x
  2. Step 2: Convert to fraction form
    5,827.18/8,041.68 = 3,174.70/x
  3. Step 3: Cross multiply
    5,827.18x = 8,041.68 × 3,174.70
  4. Step 4: Simplify right side
    5,827.18x = 25,529,921.50
  5. Step 5: Solve for x
    x = 25,529,921.50/5,827.18
  6. Step 6: Final answer
    x = 4,381.18

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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.