Home / 1,241.27-1,862.25-1,012.32

Finding the Fourth Proportional to 1,241.27, 1,862.25 and 1,012.32

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Solution

The fourth proportional to 1,241.27, 1,862.25 and 1,012.32 is: 1,518.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241.27 : 1,862.25 = 1,012.32 : x
  2. Step 2: Convert to fraction form
    1,241.27/1,862.25 = 1,012.32/x
  3. Step 3: Cross multiply
    1,241.27x = 1,862.25 × 1,012.32
  4. Step 4: Simplify right side
    1,241.27x = 1,885,192.92
  5. Step 5: Solve for x
    x = 1,885,192.92/1,241.27
  6. Step 6: Final answer
    x = 1,518.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.