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Finding the Fourth Proportional to 1,364.93, 1,889.02 and 1,332.18

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Solution

The fourth proportional to 1,364.93, 1,889.02 and 1,332.18 is: 1,843.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364.93 : 1,889.02 = 1,332.18 : x
  2. Step 2: Convert to fraction form
    1,364.93/1,889.02 = 1,332.18/x
  3. Step 3: Cross multiply
    1,364.93x = 1,889.02 × 1,332.18
  4. Step 4: Simplify right side
    1,364.93x = 2,516,502.74
  5. Step 5: Solve for x
    x = 2,516,502.74/1,364.93
  6. Step 6: Final answer
    x = 1,843.69

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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.