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Finding the Fourth Proportional to 1,473.23, 2,033.04 and 810.12

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Solution

The fourth proportional to 1,473.23, 2,033.04 and 810.12 is: 1,117.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473.23 : 2,033.04 = 810.12 : x
  2. Step 2: Convert to fraction form
    1,473.23/2,033.04 = 810.12/x
  3. Step 3: Cross multiply
    1,473.23x = 2,033.04 × 810.12
  4. Step 4: Simplify right side
    1,473.23x = 1,647,006.36
  5. Step 5: Solve for x
    x = 1,647,006.36/1,473.23
  6. Step 6: Final answer
    x = 1,117.96

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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.