Home / 1,834.83-2,531.84-1,038.11

Finding the Fourth Proportional to 1,834.83, 2,531.84 and 1,038.11

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Solution

The fourth proportional to 1,834.83, 2,531.84 and 1,038.11 is: 1,432.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,834.83 : 2,531.84 = 1,038.11 : x
  2. Step 2: Convert to fraction form
    1,834.83/2,531.84 = 1,038.11/x
  3. Step 3: Cross multiply
    1,834.83x = 2,531.84 × 1,038.11
  4. Step 4: Simplify right side
    1,834.83x = 2,628,310.57
  5. Step 5: Solve for x
    x = 2,628,310.57/1,834.83
  6. Step 6: Final answer
    x = 1,432.45

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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.