Home / 1,626.04-2,243.46-927.28

Finding the Fourth Proportional to 1,626.04, 2,243.46 and 927.28

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Solution

The fourth proportional to 1,626.04, 2,243.46 and 927.28 is: 1,279.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626.04 : 2,243.46 = 927.28 : x
  2. Step 2: Convert to fraction form
    1,626.04/2,243.46 = 927.28/x
  3. Step 3: Cross multiply
    1,626.04x = 2,243.46 × 927.28
  4. Step 4: Simplify right side
    1,626.04x = 2,080,315.59
  5. Step 5: Solve for x
    x = 2,080,315.59/1,626.04
  6. Step 6: Final answer
    x = 1,279.38

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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.