Home / 7,188.92-10,772.39-4,840.25

Finding the Fourth Proportional to 7,188.92, 10,772.39 and 4,840.25

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Solution

The fourth proportional to 7,188.92, 10,772.39 and 4,840.25 is: 7,252.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,188.92 : 10,772.39 = 4,840.25 : x
  2. Step 2: Convert to fraction form
    7,188.92/10,772.39 = 4,840.25/x
  3. Step 3: Cross multiply
    7,188.92x = 10,772.39 × 4,840.25
  4. Step 4: Simplify right side
    7,188.92x = 52,140,982.63
  5. Step 5: Solve for x
    x = 52,140,982.63/7,188.92
  6. Step 6: Final answer
    x = 7,252.97

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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.