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Finding the Fourth Proportional to 7,602.35, 11,404.79 and 2,670.71

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Solution

The fourth proportional to 7,602.35, 11,404.79 and 2,670.71 is: 4,006.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,602.35 : 11,404.79 = 2,670.71 : x
  2. Step 2: Convert to fraction form
    7,602.35/11,404.79 = 2,670.71/x
  3. Step 3: Cross multiply
    7,602.35x = 11,404.79 × 2,670.71
  4. Step 4: Simplify right side
    7,602.35x = 30,458,873.35
  5. Step 5: Solve for x
    x = 30,458,873.35/7,602.35
  6. Step 6: Final answer
    x = 4,006.51

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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.