Home / 6,909.38-10,364.10-2,960.32

Finding the Fourth Proportional to 6,909.38, 10,364.10 and 2,960.32

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Solution

The fourth proportional to 6,909.38, 10,364.10 and 2,960.32 is: 4,440.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,909.38 : 10,364.10 = 2,960.32 : x
  2. Step 2: Convert to fraction form
    6,909.38/10,364.10 = 2,960.32/x
  3. Step 3: Cross multiply
    6,909.38x = 10,364.10 × 2,960.32
  4. Step 4: Simplify right side
    6,909.38x = 30,681,052.51
  5. Step 5: Solve for x
    x = 30,681,052.51/6,909.38
  6. Step 6: Final answer
    x = 4,440.49

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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.