Home / 4,820.02-6,650.42-3,027.78

Finding the Fourth Proportional to 4,820.02, 6,650.42 and 3,027.78

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Solution

The fourth proportional to 4,820.02, 6,650.42 and 3,027.78 is: 4,177.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,820.02 : 6,650.42 = 3,027.78 : x
  2. Step 2: Convert to fraction form
    4,820.02/6,650.42 = 3,027.78/x
  3. Step 3: Cross multiply
    4,820.02x = 6,650.42 × 3,027.78
  4. Step 4: Simplify right side
    4,820.02x = 20,136,008.67
  5. Step 5: Solve for x
    x = 20,136,008.67/4,820.02
  6. Step 6: Final answer
    x = 4,177.58

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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.