Home / 2,331.73-3,487.86-1,867.60

Finding the Fourth Proportional to 2,331.73, 3,487.86 and 1,867.60

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Solution

The fourth proportional to 2,331.73, 3,487.86 and 1,867.60 is: 2,793.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,331.73 : 3,487.86 = 1,867.60 : x
  2. Step 2: Convert to fraction form
    2,331.73/3,487.86 = 1,867.60/x
  3. Step 3: Cross multiply
    2,331.73x = 3,487.86 × 1,867.60
  4. Step 4: Simplify right side
    2,331.73x = 6,513,927.34
  5. Step 5: Solve for x
    x = 6,513,927.34/2,331.73
  6. Step 6: Final answer
    x = 2,793.60

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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.