Home / 1,468.10-2,199.66-889.76

Finding the Fourth Proportional to 1,468.10, 2,199.66 and 889.76

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Solution

The fourth proportional to 1,468.10, 2,199.66 and 889.76 is: 1,333.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,468.10 : 2,199.66 = 889.76 : x
  2. Step 2: Convert to fraction form
    1,468.10/2,199.66 = 889.76/x
  3. Step 3: Cross multiply
    1,468.10x = 2,199.66 × 889.76
  4. Step 4: Simplify right side
    1,468.10x = 1,957,169.48
  5. Step 5: Solve for x
    x = 1,957,169.48/1,468.10
  6. Step 6: Final answer
    x = 1,333.13

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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.