Home / 4,429.98-6,640.65-3,773.34

Finding the Fourth Proportional to 4,429.98, 6,640.65 and 3,773.34

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Solution

The fourth proportional to 4,429.98, 6,640.65 and 3,773.34 is: 5,656.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,429.98 : 6,640.65 = 3,773.34 : x
  2. Step 2: Convert to fraction form
    4,429.98/6,640.65 = 3,773.34/x
  3. Step 3: Cross multiply
    4,429.98x = 6,640.65 × 3,773.34
  4. Step 4: Simplify right side
    4,429.98x = 25,057,430.27
  5. Step 5: Solve for x
    x = 25,057,430.27/4,429.98
  6. Step 6: Final answer
    x = 5,656.33

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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.