Home / 8,996.15-13,496.04-3,153.21

Finding the Fourth Proportional to 8,996.15, 13,496.04 and 3,153.21

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Solution

The fourth proportional to 8,996.15, 13,496.04 and 3,153.21 is: 4,730.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,996.15 : 13,496.04 = 3,153.21 : x
  2. Step 2: Convert to fraction form
    8,996.15/13,496.04 = 3,153.21/x
  3. Step 3: Cross multiply
    8,996.15x = 13,496.04 × 3,153.21
  4. Step 4: Simplify right side
    8,996.15x = 42,555,848.29
  5. Step 5: Solve for x
    x = 42,555,848.29/8,996.15
  6. Step 6: Final answer
    x = 4,730.45

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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.