Home / 8,962.12-13,424.68-5,253.08

Finding the Fourth Proportional to 8,962.12, 13,424.68 and 5,253.08

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Solution

The fourth proportional to 8,962.12, 13,424.68 and 5,253.08 is: 7,868.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,962.12 : 13,424.68 = 5,253.08 : x
  2. Step 2: Convert to fraction form
    8,962.12/13,424.68 = 5,253.08/x
  3. Step 3: Cross multiply
    8,962.12x = 13,424.68 × 5,253.08
  4. Step 4: Simplify right side
    8,962.12x = 70,520,958.14
  5. Step 5: Solve for x
    x = 70,520,958.14/8,962.12
  6. Step 6: Final answer
    x = 7,868.78

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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.