Home / 10,873.32-16,311.60-3,477.12

Finding the Fourth Proportional to 10,873.32, 16,311.60 and 3,477.12

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Solution

The fourth proportional to 10,873.32, 16,311.60 and 3,477.12 is: 5,216.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,873.32 : 16,311.60 = 3,477.12 : x
  2. Step 2: Convert to fraction form
    10,873.32/16,311.60 = 3,477.12/x
  3. Step 3: Cross multiply
    10,873.32x = 16,311.60 × 3,477.12
  4. Step 4: Simplify right side
    10,873.32x = 56,717,390.59
  5. Step 5: Solve for x
    x = 56,717,390.59/10,873.32
  6. Step 6: Final answer
    x = 5,216.20

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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.