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Finding the Fourth Proportional to 11,703.58, 17,552.74 and 3,381.74

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Solution

The fourth proportional to 11,703.58, 17,552.74 and 3,381.74 is: 5,071.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,703.58 : 17,552.74 = 3,381.74 : x
  2. Step 2: Convert to fraction form
    11,703.58/17,552.74 = 3,381.74/x
  3. Step 3: Cross multiply
    11,703.58x = 17,552.74 × 3,381.74
  4. Step 4: Simplify right side
    11,703.58x = 59,358,802.97
  5. Step 5: Solve for x
    x = 59,358,802.97/11,703.58
  6. Step 6: Final answer
    x = 5,071.85

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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.