Home / 2,292.59-3,433.07-1,921.42

Finding the Fourth Proportional to 2,292.59, 3,433.07 and 1,921.42

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Solution

The fourth proportional to 2,292.59, 3,433.07 and 1,921.42 is: 2,877.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,292.59 : 3,433.07 = 1,921.42 : x
  2. Step 2: Convert to fraction form
    2,292.59/3,433.07 = 1,921.42/x
  3. Step 3: Cross multiply
    2,292.59x = 3,433.07 × 1,921.42
  4. Step 4: Simplify right side
    2,292.59x = 6,596,351.17
  5. Step 5: Solve for x
    x = 6,596,351.17/2,292.59
  6. Step 6: Final answer
    x = 2,877.25

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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.