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Finding the Fourth Proportional to 5,867.40, 8,801.06 and 1,763.40

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Solution

The fourth proportional to 5,867.40, 8,801.06 and 1,763.40 is: 2,645.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,867.40 : 8,801.06 = 1,763.40 : x
  2. Step 2: Convert to fraction form
    5,867.40/8,801.06 = 1,763.40/x
  3. Step 3: Cross multiply
    5,867.40x = 8,801.06 × 1,763.40
  4. Step 4: Simplify right side
    5,867.40x = 15,519,789.20
  5. Step 5: Solve for x
    x = 15,519,789.20/5,867.40
  6. Step 6: Final answer
    x = 2,645.09

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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.