Home / 3,810.52-5,258.43-2,217.45

Finding the Fourth Proportional to 3,810.52, 5,258.43 and 2,217.45

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Solution

The fourth proportional to 3,810.52, 5,258.43 and 2,217.45 is: 3,060.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,810.52 : 5,258.43 = 2,217.45 : x
  2. Step 2: Convert to fraction form
    3,810.52/5,258.43 = 2,217.45/x
  3. Step 3: Cross multiply
    3,810.52x = 5,258.43 × 2,217.45
  4. Step 4: Simplify right side
    3,810.52x = 11,660,305.60
  5. Step 5: Solve for x
    x = 11,660,305.60/3,810.52
  6. Step 6: Final answer
    x = 3,060.03

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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.