Home / 1,346.02-1,854.70-1,067.18

Finding the Fourth Proportional to 1,346.02, 1,854.70 and 1,067.18

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Solution

The fourth proportional to 1,346.02, 1,854.70 and 1,067.18 is: 1,470.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346.02 : 1,854.70 = 1,067.18 : x
  2. Step 2: Convert to fraction form
    1,346.02/1,854.70 = 1,067.18/x
  3. Step 3: Cross multiply
    1,346.02x = 1,854.70 × 1,067.18
  4. Step 4: Simplify right side
    1,346.02x = 1,979,286.80
  5. Step 5: Solve for x
    x = 1,979,286.80/1,346.02
  6. Step 6: Final answer
    x = 1,470.48

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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.