Home / 3,648.90-5,035.50-2,076.96

Finding the Fourth Proportional to 3,648.90, 5,035.50 and 2,076.96

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Solution

The fourth proportional to 3,648.90, 5,035.50 and 2,076.96 is: 2,866.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,648.90 : 5,035.50 = 2,076.96 : x
  2. Step 2: Convert to fraction form
    3,648.90/5,035.50 = 2,076.96/x
  3. Step 3: Cross multiply
    3,648.90x = 5,035.50 × 2,076.96
  4. Step 4: Simplify right side
    3,648.90x = 10,458,532.08
  5. Step 5: Solve for x
    x = 10,458,532.08/3,648.90
  6. Step 6: Final answer
    x = 2,866.22

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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.