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Finding the Fourth Proportional to 7,202.07, 10,803.10 and 1,730.07

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Solution

The fourth proportional to 7,202.07, 10,803.10 and 1,730.07 is: 2,595.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,202.07 : 10,803.10 = 1,730.07 : x
  2. Step 2: Convert to fraction form
    7,202.07/10,803.10 = 1,730.07/x
  3. Step 3: Cross multiply
    7,202.07x = 10,803.10 × 1,730.07
  4. Step 4: Simplify right side
    7,202.07x = 18,690,056.55
  5. Step 5: Solve for x
    x = 18,690,056.55/7,202.07
  6. Step 6: Final answer
    x = 2,595.10

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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.