Home / 4,518.72-6,235.20-2,529.12

Finding the Fourth Proportional to 4,518.72, 6,235.20 and 2,529.12

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Solution

The fourth proportional to 4,518.72, 6,235.20 and 2,529.12 is: 3,489.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,518.72 : 6,235.20 = 2,529.12 : x
  2. Step 2: Convert to fraction form
    4,518.72/6,235.20 = 2,529.12/x
  3. Step 3: Cross multiply
    4,518.72x = 6,235.20 × 2,529.12
  4. Step 4: Simplify right side
    4,518.72x = 15,769,569.02
  5. Step 5: Solve for x
    x = 15,769,569.02/4,518.72
  6. Step 6: Final answer
    x = 3,489.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.