Home / 1,473.28-2,033.17-810.17

Finding the Fourth Proportional to 1,473.28, 2,033.17 and 810.17

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Solution

The fourth proportional to 1,473.28, 2,033.17 and 810.17 is: 1,118.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473.28 : 2,033.17 = 810.17 : x
  2. Step 2: Convert to fraction form
    1,473.28/2,033.17 = 810.17/x
  3. Step 3: Cross multiply
    1,473.28x = 2,033.17 × 810.17
  4. Step 4: Simplify right side
    1,473.28x = 1,647,213.34
  5. Step 5: Solve for x
    x = 1,647,213.34/1,473.28
  6. Step 6: Final answer
    x = 1,118.06

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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.