Home / 11,398.83-17,066.75-5,840.21

Finding the Fourth Proportional to 11,398.83, 17,066.75 and 5,840.21

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Solution

The fourth proportional to 11,398.83, 17,066.75 and 5,840.21 is: 8,744.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,398.83 : 17,066.75 = 5,840.21 : x
  2. Step 2: Convert to fraction form
    11,398.83/17,066.75 = 5,840.21/x
  3. Step 3: Cross multiply
    11,398.83x = 17,066.75 × 5,840.21
  4. Step 4: Simplify right side
    11,398.83x = 99,673,289.48
  5. Step 5: Solve for x
    x = 99,673,289.48/11,398.83
  6. Step 6: Final answer
    x = 8,744.17

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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.