Home / 5,840.12-8,760.68-2,329.28

Finding the Fourth Proportional to 5,840.12, 8,760.68 and 2,329.28

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Solution

The fourth proportional to 5,840.12, 8,760.68 and 2,329.28 is: 3,494.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,840.12 : 8,760.68 = 2,329.28 : x
  2. Step 2: Convert to fraction form
    5,840.12/8,760.68 = 2,329.28/x
  3. Step 3: Cross multiply
    5,840.12x = 8,760.68 × 2,329.28
  4. Step 4: Simplify right side
    5,840.12x = 20,406,076.71
  5. Step 5: Solve for x
    x = 20,406,076.71/5,840.12
  6. Step 6: Final answer
    x = 3,494.12

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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.