Home / 8,153.08-12,231.78-3,473.32

Finding the Fourth Proportional to 8,153.08, 12,231.78 and 3,473.32

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Solution

The fourth proportional to 8,153.08, 12,231.78 and 3,473.32 is: 5,210.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,153.08 : 12,231.78 = 3,473.32 : x
  2. Step 2: Convert to fraction form
    8,153.08/12,231.78 = 3,473.32/x
  3. Step 3: Cross multiply
    8,153.08x = 12,231.78 × 3,473.32
  4. Step 4: Simplify right side
    8,153.08x = 42,484,886.11
  5. Step 5: Solve for x
    x = 42,484,886.11/8,153.08
  6. Step 6: Final answer
    x = 5,210.90

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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.