Home / 8,415.27-12,624.72-2,572.32

Finding the Fourth Proportional to 8,415.27, 12,624.72 and 2,572.32

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Solution

The fourth proportional to 8,415.27, 12,624.72 and 2,572.32 is: 3,859.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,415.27 : 12,624.72 = 2,572.32 : x
  2. Step 2: Convert to fraction form
    8,415.27/12,624.72 = 2,572.32/x
  3. Step 3: Cross multiply
    8,415.27x = 12,624.72 × 2,572.32
  4. Step 4: Simplify right side
    8,415.27x = 32,474,819.75
  5. Step 5: Solve for x
    x = 32,474,819.75/8,415.27
  6. Step 6: Final answer
    x = 3,859.03

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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.