Home / 3,774.15-5,207.69-2,282.00

Finding the Fourth Proportional to 3,774.15, 5,207.69 and 2,282.00

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Solution

The fourth proportional to 3,774.15, 5,207.69 and 2,282.00 is: 3,148.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,774.15 : 5,207.69 = 2,282.00 : x
  2. Step 2: Convert to fraction form
    3,774.15/5,207.69 = 2,282.00/x
  3. Step 3: Cross multiply
    3,774.15x = 5,207.69 × 2,282.00
  4. Step 4: Simplify right side
    3,774.15x = 11,883,928.25
  5. Step 5: Solve for x
    x = 11,883,928.25/3,774.15
  6. Step 6: Final answer
    x = 3,148.77

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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.