Home / 4,411.19-6,617.81-1,291.25

Finding the Fourth Proportional to 4,411.19, 6,617.81 and 1,291.25

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Solution

The fourth proportional to 4,411.19, 6,617.81 and 1,291.25 is: 1,937.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,411.19 : 6,617.81 = 1,291.25 : x
  2. Step 2: Convert to fraction form
    4,411.19/6,617.81 = 1,291.25/x
  3. Step 3: Cross multiply
    4,411.19x = 6,617.81 × 1,291.25
  4. Step 4: Simplify right side
    4,411.19x = 8,545,266.94
  5. Step 5: Solve for x
    x = 8,545,266.94/4,411.19
  6. Step 6: Final answer
    x = 1,937.18

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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.