Home / 10,917.38-15,066.60-6,202.64

Finding the Fourth Proportional to 10,917.38, 15,066.60 and 6,202.64

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Solution

The fourth proportional to 10,917.38, 15,066.60 and 6,202.64 is: 8,559.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,917.38 : 15,066.60 = 6,202.64 : x
  2. Step 2: Convert to fraction form
    10,917.38/15,066.60 = 6,202.64/x
  3. Step 3: Cross multiply
    10,917.38x = 15,066.60 × 6,202.64
  4. Step 4: Simplify right side
    10,917.38x = 93,452,695.82
  5. Step 5: Solve for x
    x = 93,452,695.82/10,917.38
  6. Step 6: Final answer
    x = 8,559.99

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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.