Home / 3,564.55-4,918.57-2,238.69

Finding the Fourth Proportional to 3,564.55, 4,918.57 and 2,238.69

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Solution

The fourth proportional to 3,564.55, 4,918.57 and 2,238.69 is: 3,089.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564.55 : 4,918.57 = 2,238.69 : x
  2. Step 2: Convert to fraction form
    3,564.55/4,918.57 = 2,238.69/x
  3. Step 3: Cross multiply
    3,564.55x = 4,918.57 × 2,238.69
  4. Step 4: Simplify right side
    3,564.55x = 11,011,153.47
  5. Step 5: Solve for x
    x = 11,011,153.47/3,564.55
  6. Step 6: Final answer
    x = 3,089.07

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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.