Home / 1,528.68-2,277.72-1,364.97

Finding the Fourth Proportional to 1,528.68, 2,277.72 and 1,364.97

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Solution

The fourth proportional to 1,528.68, 2,277.72 and 1,364.97 is: 2,033.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528.68 : 2,277.72 = 1,364.97 : x
  2. Step 2: Convert to fraction form
    1,528.68/2,277.72 = 1,364.97/x
  3. Step 3: Cross multiply
    1,528.68x = 2,277.72 × 1,364.97
  4. Step 4: Simplify right side
    1,528.68x = 3,109,019.47
  5. Step 5: Solve for x
    x = 3,109,019.47/1,528.68
  6. Step 6: Final answer
    x = 2,033.79

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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.