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Finding the Fourth Proportional to 1,595.01, 2,201.11 and 886.92

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Solution

The fourth proportional to 1,595.01, 2,201.11 and 886.92 is: 1,223.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,595.01 : 2,201.11 = 886.92 : x
  2. Step 2: Convert to fraction form
    1,595.01/2,201.11 = 886.92/x
  3. Step 3: Cross multiply
    1,595.01x = 2,201.11 × 886.92
  4. Step 4: Simplify right side
    1,595.01x = 1,952,197.48
  5. Step 5: Solve for x
    x = 1,952,197.48/1,595.01
  6. Step 6: Final answer
    x = 1,223.94

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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.