Home / 5,617.35-7,752.24-3,379.32

Finding the Fourth Proportional to 5,617.35, 7,752.24 and 3,379.32

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Solution

The fourth proportional to 5,617.35, 7,752.24 and 3,379.32 is: 4,663.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,617.35 : 7,752.24 = 3,379.32 : x
  2. Step 2: Convert to fraction form
    5,617.35/7,752.24 = 3,379.32/x
  3. Step 3: Cross multiply
    5,617.35x = 7,752.24 × 3,379.32
  4. Step 4: Simplify right side
    5,617.35x = 26,197,299.68
  5. Step 5: Solve for x
    x = 26,197,299.68/5,617.35
  6. Step 6: Final answer
    x = 4,663.64

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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.