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Finding the Fourth Proportional to 1,467.29, 2,024.79 and 804.12

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Solution

The fourth proportional to 1,467.29, 2,024.79 and 804.12 is: 1,109.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,467.29 : 2,024.79 = 804.12 : x
  2. Step 2: Convert to fraction form
    1,467.29/2,024.79 = 804.12/x
  3. Step 3: Cross multiply
    1,467.29x = 2,024.79 × 804.12
  4. Step 4: Simplify right side
    1,467.29x = 1,628,170.11
  5. Step 5: Solve for x
    x = 1,628,170.11/1,467.29
  6. Step 6: Final answer
    x = 1,109.65

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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.