Home / 5,551.91-8,327.94-1,854.17

Finding the Fourth Proportional to 5,551.91, 8,327.94 and 1,854.17

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Solution

The fourth proportional to 5,551.91, 8,327.94 and 1,854.17 is: 2,781.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,551.91 : 8,327.94 = 1,854.17 : x
  2. Step 2: Convert to fraction form
    5,551.91/8,327.94 = 1,854.17/x
  3. Step 3: Cross multiply
    5,551.91x = 8,327.94 × 1,854.17
  4. Step 4: Simplify right side
    5,551.91x = 15,441,416.51
  5. Step 5: Solve for x
    x = 15,441,416.51/5,551.91
  6. Step 6: Final answer
    x = 2,781.28

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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.