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Finding the Fourth Proportional to 11,734.98, 17,606.52 and 7,347.21

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Solution

The fourth proportional to 11,734.98, 17,606.52 and 7,347.21 is: 11,023.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,734.98 : 17,606.52 = 7,347.21 : x
  2. Step 2: Convert to fraction form
    11,734.98/17,606.52 = 7,347.21/x
  3. Step 3: Cross multiply
    11,734.98x = 17,606.52 × 7,347.21
  4. Step 4: Simplify right side
    11,734.98x = 129,358,799.81
  5. Step 5: Solve for x
    x = 129,358,799.81/11,734.98
  6. Step 6: Final answer
    x = 11,023.35

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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.