Home / 2,285.97-3,427.42-824.93

Finding the Fourth Proportional to 2,285.97, 3,427.42 and 824.93

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Solution

The fourth proportional to 2,285.97, 3,427.42 and 824.93 is: 1,236.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,285.97 : 3,427.42 = 824.93 : x
  2. Step 2: Convert to fraction form
    2,285.97/3,427.42 = 824.93/x
  3. Step 3: Cross multiply
    2,285.97x = 3,427.42 × 824.93
  4. Step 4: Simplify right side
    2,285.97x = 2,827,381.58
  5. Step 5: Solve for x
    x = 2,827,381.58/2,285.97
  6. Step 6: Final answer
    x = 1,236.84

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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.