Home / 1,528.96-2,282.66-1,436.24

Finding the Fourth Proportional to 1,528.96, 2,282.66 and 1,436.24

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Solution

The fourth proportional to 1,528.96, 2,282.66 and 1,436.24 is: 2,144.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528.96 : 2,282.66 = 1,436.24 : x
  2. Step 2: Convert to fraction form
    1,528.96/2,282.66 = 1,436.24/x
  3. Step 3: Cross multiply
    1,528.96x = 2,282.66 × 1,436.24
  4. Step 4: Simplify right side
    1,528.96x = 3,278,447.60
  5. Step 5: Solve for x
    x = 3,278,447.60/1,528.96
  6. Step 6: Final answer
    x = 2,144.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.