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Finding the Fourth Proportional to 1,594.90, 2,200.97 and 886.81

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Solution

The fourth proportional to 1,594.90, 2,200.97 and 886.81 is: 1,223.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,594.90 : 2,200.97 = 886.81 : x
  2. Step 2: Convert to fraction form
    1,594.90/2,200.97 = 886.81/x
  3. Step 3: Cross multiply
    1,594.90x = 2,200.97 × 886.81
  4. Step 4: Simplify right side
    1,594.90x = 1,951,846.14
  5. Step 5: Solve for x
    x = 1,951,846.14/1,594.90
  6. Step 6: Final answer
    x = 1,223.80

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1.5x scale

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.