Home / 3,060.50-4,223.47-1,801.54

Finding the Fourth Proportional to 3,060.50, 4,223.47 and 1,801.54

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Solution

The fourth proportional to 3,060.50, 4,223.47 and 1,801.54 is: 2,486.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,060.50 : 4,223.47 = 1,801.54 : x
  2. Step 2: Convert to fraction form
    3,060.50/4,223.47 = 1,801.54/x
  3. Step 3: Cross multiply
    3,060.50x = 4,223.47 × 1,801.54
  4. Step 4: Simplify right side
    3,060.50x = 7,608,720.02
  5. Step 5: Solve for x
    x = 7,608,720.02/3,060.50
  6. Step 6: Final answer
    x = 2,486.11

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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.