Home / 10,066.96-15,110.34-6,606.64

Finding the Fourth Proportional to 10,066.96, 15,110.34 and 6,606.64

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Solution

The fourth proportional to 10,066.96, 15,110.34 and 6,606.64 is: 9,916.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,066.96 : 15,110.34 = 6,606.64 : x
  2. Step 2: Convert to fraction form
    10,066.96/15,110.34 = 6,606.64/x
  3. Step 3: Cross multiply
    10,066.96x = 15,110.34 × 6,606.64
  4. Step 4: Simplify right side
    10,066.96x = 99,828,576.66
  5. Step 5: Solve for x
    x = 99,828,576.66/10,066.96
  6. Step 6: Final answer
    x = 9,916.46

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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.