Home / 2,124.73-2,932.40-1,627.19

Finding the Fourth Proportional to 2,124.73, 2,932.40 and 1,627.19

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Solution

The fourth proportional to 2,124.73, 2,932.40 and 1,627.19 is: 2,245.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124.73 : 2,932.40 = 1,627.19 : x
  2. Step 2: Convert to fraction form
    2,124.73/2,932.40 = 1,627.19/x
  3. Step 3: Cross multiply
    2,124.73x = 2,932.40 × 1,627.19
  4. Step 4: Simplify right side
    2,124.73x = 4,771,572.36
  5. Step 5: Solve for x
    x = 4,771,572.36/2,124.73
  6. Step 6: Final answer
    x = 2,245.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.