Home / 11,577.13-17,365.65-4,181.57

Finding the Fourth Proportional to 11,577.13, 17,365.65 and 4,181.57

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Solution

The fourth proportional to 11,577.13, 17,365.65 and 4,181.57 is: 6,272.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,577.13 : 17,365.65 = 4,181.57 : x
  2. Step 2: Convert to fraction form
    11,577.13/17,365.65 = 4,181.57/x
  3. Step 3: Cross multiply
    11,577.13x = 17,365.65 × 4,181.57
  4. Step 4: Simplify right side
    11,577.13x = 72,615,770.77
  5. Step 5: Solve for x
    x = 72,615,770.77/11,577.13
  6. Step 6: Final answer
    x = 6,272.35

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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.