Home / 4,755.44-7,130.12-2,285.34

Finding the Fourth Proportional to 4,755.44, 7,130.12 and 2,285.34

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Solution

The fourth proportional to 4,755.44, 7,130.12 and 2,285.34 is: 3,426.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,755.44 : 7,130.12 = 2,285.34 : x
  2. Step 2: Convert to fraction form
    4,755.44/7,130.12 = 2,285.34/x
  3. Step 3: Cross multiply
    4,755.44x = 7,130.12 × 2,285.34
  4. Step 4: Simplify right side
    4,755.44x = 16,294,737.01
  5. Step 5: Solve for x
    x = 16,294,737.01/4,755.44
  6. Step 6: Final answer
    x = 3,426.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.