Home / 1,473.60-2,033.38-867.98

Finding the Fourth Proportional to 1,473.60, 2,033.38 and 867.98

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Solution

The fourth proportional to 1,473.60, 2,033.38 and 867.98 is: 1,197.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473.60 : 2,033.38 = 867.98 : x
  2. Step 2: Convert to fraction form
    1,473.60/2,033.38 = 867.98/x
  3. Step 3: Cross multiply
    1,473.60x = 2,033.38 × 867.98
  4. Step 4: Simplify right side
    1,473.60x = 1,764,933.17
  5. Step 5: Solve for x
    x = 1,764,933.17/1,473.60
  6. Step 6: Final answer
    x = 1,197.70

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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.