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Finding the Fourth Proportional to 11,652.03, 17,478.21 and 2,886.94

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Solution

The fourth proportional to 11,652.03, 17,478.21 and 2,886.94 is: 4,330.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,652.03 : 17,478.21 = 2,886.94 : x
  2. Step 2: Convert to fraction form
    11,652.03/17,478.21 = 2,886.94/x
  3. Step 3: Cross multiply
    11,652.03x = 17,478.21 × 2,886.94
  4. Step 4: Simplify right side
    11,652.03x = 50,458,543.58
  5. Step 5: Solve for x
    x = 50,458,543.58/11,652.03
  6. Step 6: Final answer
    x = 4,330.45

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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.