Home / 7,665.64-11,501.66-4,202.44

Finding the Fourth Proportional to 7,665.64, 11,501.66 and 4,202.44

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Solution

The fourth proportional to 7,665.64, 11,501.66 and 4,202.44 is: 6,305.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,665.64 : 11,501.66 = 4,202.44 : x
  2. Step 2: Convert to fraction form
    7,665.64/11,501.66 = 4,202.44/x
  3. Step 3: Cross multiply
    7,665.64x = 11,501.66 × 4,202.44
  4. Step 4: Simplify right side
    7,665.64x = 48,335,036.05
  5. Step 5: Solve for x
    x = 48,335,036.05/7,665.64
  6. Step 6: Final answer
    x = 6,305.41

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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.