Home / 4,745.02-7,149.67-3,941.30

Finding the Fourth Proportional to 4,745.02, 7,149.67 and 3,941.30

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Solution

The fourth proportional to 4,745.02, 7,149.67 and 3,941.30 is: 5,938.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,745.02 : 7,149.67 = 3,941.30 : x
  2. Step 2: Convert to fraction form
    4,745.02/7,149.67 = 3,941.30/x
  3. Step 3: Cross multiply
    4,745.02x = 7,149.67 × 3,941.30
  4. Step 4: Simplify right side
    4,745.02x = 28,178,994.37
  5. Step 5: Solve for x
    x = 28,178,994.37/4,745.02
  6. Step 6: Final answer
    x = 5,938.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.