Home / 4,008.57-5,530.32-2,239.53

Finding the Fourth Proportional to 4,008.57, 5,530.32 and 2,239.53

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Solution

The fourth proportional to 4,008.57, 5,530.32 and 2,239.53 is: 3,089.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,008.57 : 5,530.32 = 2,239.53 : x
  2. Step 2: Convert to fraction form
    4,008.57/5,530.32 = 2,239.53/x
  3. Step 3: Cross multiply
    4,008.57x = 5,530.32 × 2,239.53
  4. Step 4: Simplify right side
    4,008.57x = 12,385,317.55
  5. Step 5: Solve for x
    x = 12,385,317.55/4,008.57
  6. Step 6: Final answer
    x = 3,089.71

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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.