Home / 5,913.36-8,873.24-2,218.12

Finding the Fourth Proportional to 5,913.36, 8,873.24 and 2,218.12

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Solution

The fourth proportional to 5,913.36, 8,873.24 and 2,218.12 is: 3,328.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,913.36 : 8,873.24 = 2,218.12 : x
  2. Step 2: Convert to fraction form
    5,913.36/8,873.24 = 2,218.12/x
  3. Step 3: Cross multiply
    5,913.36x = 8,873.24 × 2,218.12
  4. Step 4: Simplify right side
    5,913.36x = 19,681,911.11
  5. Step 5: Solve for x
    x = 19,681,911.11/5,913.36
  6. Step 6: Final answer
    x = 3,328.38

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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.