Home / 11,585.55-17,379.66-4,193.49

Finding the Fourth Proportional to 11,585.55, 17,379.66 and 4,193.49

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Solution

The fourth proportional to 11,585.55, 17,379.66 and 4,193.49 is: 6,290.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,585.55 : 17,379.66 = 4,193.49 : x
  2. Step 2: Convert to fraction form
    11,585.55/17,379.66 = 4,193.49/x
  3. Step 3: Cross multiply
    11,585.55x = 17,379.66 × 4,193.49
  4. Step 4: Simplify right side
    11,585.55x = 72,881,430.41
  5. Step 5: Solve for x
    x = 72,881,430.41/11,585.55
  6. Step 6: Final answer
    x = 6,290.72

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Double scale
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Similar ratio
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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.