Home / 3,445.80-4,755.96-2,266.98

Finding the Fourth Proportional to 3,445.80, 4,755.96 and 2,266.98

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Solution

The fourth proportional to 3,445.80, 4,755.96 and 2,266.98 is: 3,128.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445.80 : 4,755.96 = 2,266.98 : x
  2. Step 2: Convert to fraction form
    3,445.80/4,755.96 = 2,266.98/x
  3. Step 3: Cross multiply
    3,445.80x = 4,755.96 × 2,266.98
  4. Step 4: Simplify right side
    3,445.80x = 10,781,666.20
  5. Step 5: Solve for x
    x = 10,781,666.20/3,445.80
  6. Step 6: Final answer
    x = 3,128.93

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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.