Home / 8,015.67-11,066.36-5,783.31

Finding the Fourth Proportional to 8,015.67, 11,066.36 and 5,783.31

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Solution

The fourth proportional to 8,015.67, 11,066.36 and 5,783.31 is: 7,984.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,015.67 : 11,066.36 = 5,783.31 : x
  2. Step 2: Convert to fraction form
    8,015.67/11,066.36 = 5,783.31/x
  3. Step 3: Cross multiply
    8,015.67x = 11,066.36 × 5,783.31
  4. Step 4: Simplify right side
    8,015.67x = 64,000,161.54
  5. Step 5: Solve for x
    x = 64,000,161.54/8,015.67
  6. Step 6: Final answer
    x = 7,984.38

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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.