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Finding the Fourth Proportional to 7,937.32, 10,958.82 and 7,095.32

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Solution

The fourth proportional to 7,937.32, 10,958.82 and 7,095.32 is: 9,796.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,937.32 : 10,958.82 = 7,095.32 : x
  2. Step 2: Convert to fraction form
    7,937.32/10,958.82 = 7,095.32/x
  3. Step 3: Cross multiply
    7,937.32x = 10,958.82 × 7,095.32
  4. Step 4: Simplify right side
    7,937.32x = 77,756,334.72
  5. Step 5: Solve for x
    x = 77,756,334.72/7,937.32
  6. Step 6: Final answer
    x = 9,796.30

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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.