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Finding the Fourth Proportional to 7,207.59, 10,811.35 and 1,735.59

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Solution

The fourth proportional to 7,207.59, 10,811.35 and 1,735.59 is: 2,603.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,207.59 : 10,811.35 = 1,735.59 : x
  2. Step 2: Convert to fraction form
    7,207.59/10,811.35 = 1,735.59/x
  3. Step 3: Cross multiply
    7,207.59x = 10,811.35 × 1,735.59
  4. Step 4: Simplify right side
    7,207.59x = 18,764,070.95
  5. Step 5: Solve for x
    x = 18,764,070.95/7,207.59
  6. Step 6: Final answer
    x = 2,603.38

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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.