Home / 9,125.73-13,688.60-2,200.23

Finding the Fourth Proportional to 9,125.73, 13,688.60 and 2,200.23

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Solution

The fourth proportional to 9,125.73, 13,688.60 and 2,200.23 is: 3,300.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,125.73 : 13,688.60 = 2,200.23 : x
  2. Step 2: Convert to fraction form
    9,125.73/13,688.60 = 2,200.23/x
  3. Step 3: Cross multiply
    9,125.73x = 13,688.60 × 2,200.23
  4. Step 4: Simplify right side
    9,125.73x = 30,118,057.38
  5. Step 5: Solve for x
    x = 30,118,057.38/9,125.73
  6. Step 6: Final answer
    x = 3,300.35

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Half scale
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Double scale
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Similar ratio
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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.