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Finding the Fourth Proportional to 6,009.03, 9,015.17 and 5,430.69

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Solution

The fourth proportional to 6,009.03, 9,015.17 and 5,430.69 is: 8,147.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,009.03 : 9,015.17 = 5,430.69 : x
  2. Step 2: Convert to fraction form
    6,009.03/9,015.17 = 5,430.69/x
  3. Step 3: Cross multiply
    6,009.03x = 9,015.17 × 5,430.69
  4. Step 4: Simplify right side
    6,009.03x = 48,958,593.57
  5. Step 5: Solve for x
    x = 48,958,593.57/6,009.03
  6. Step 6: Final answer
    x = 8,147.50

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Half scale
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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.