Home / 5,362.92-7,400.88-3,005.19

Finding the Fourth Proportional to 5,362.92, 7,400.88 and 3,005.19

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Solution

The fourth proportional to 5,362.92, 7,400.88 and 3,005.19 is: 4,147.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,362.92 : 7,400.88 = 3,005.19 : x
  2. Step 2: Convert to fraction form
    5,362.92/7,400.88 = 3,005.19/x
  3. Step 3: Cross multiply
    5,362.92x = 7,400.88 × 3,005.19
  4. Step 4: Simplify right side
    5,362.92x = 22,241,050.57
  5. Step 5: Solve for x
    x = 22,241,050.57/5,362.92
  6. Step 6: Final answer
    x = 4,147.19

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Half scale
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Double scale
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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.