Home / 5,605.48-7,735.62-3,246.76

Finding the Fourth Proportional to 5,605.48, 7,735.62 and 3,246.76

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Solution

The fourth proportional to 5,605.48, 7,735.62 and 3,246.76 is: 4,480.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,605.48 : 7,735.62 = 3,246.76 : x
  2. Step 2: Convert to fraction form
    5,605.48/7,735.62 = 3,246.76/x
  3. Step 3: Cross multiply
    5,605.48x = 7,735.62 × 3,246.76
  4. Step 4: Simplify right side
    5,605.48x = 25,115,701.59
  5. Step 5: Solve for x
    x = 25,115,701.59/5,605.48
  6. Step 6: Final answer
    x = 4,480.56

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Half scale
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Double scale
Find fourth proportional to 5,606.48, 7,737 and 3,247.76
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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.