Home / 10,667.32-15,962.10-6,286.84

Finding the Fourth Proportional to 10,667.32, 15,962.10 and 6,286.84

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Solution

The fourth proportional to 10,667.32, 15,962.10 and 6,286.84 is: 9,407.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,667.32 : 15,962.10 = 6,286.84 : x
  2. Step 2: Convert to fraction form
    10,667.32/15,962.10 = 6,286.84/x
  3. Step 3: Cross multiply
    10,667.32x = 15,962.10 × 6,286.84
  4. Step 4: Simplify right side
    10,667.32x = 100,351,168.76
  5. Step 5: Solve for x
    x = 100,351,168.76/10,667.32
  6. Step 6: Final answer
    x = 9,407.35

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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.