Home / 1,528.32-2,306.25-1,474.08

Finding the Fourth Proportional to 1,528.32, 2,306.25 and 1,474.08

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Solution

The fourth proportional to 1,528.32, 2,306.25 and 1,474.08 is: 2,224.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528.32 : 2,306.25 = 1,474.08 : x
  2. Step 2: Convert to fraction form
    1,528.32/2,306.25 = 1,474.08/x
  3. Step 3: Cross multiply
    1,528.32x = 2,306.25 × 1,474.08
  4. Step 4: Simplify right side
    1,528.32x = 3,399,597
  5. Step 5: Solve for x
    x = 3,399,597/1,528.32
  6. Step 6: Final answer
    x = 2,224.40

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.