Home / 11,316.62-16,970.60-6,119.66

Finding the Fourth Proportional to 11,316.62, 16,970.60 and 6,119.66

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Solution

The fourth proportional to 11,316.62, 16,970.60 and 6,119.66 is: 9,177.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,316.62 : 16,970.60 = 6,119.66 : x
  2. Step 2: Convert to fraction form
    11,316.62/16,970.60 = 6,119.66/x
  3. Step 3: Cross multiply
    11,316.62x = 16,970.60 × 6,119.66
  4. Step 4: Simplify right side
    11,316.62x = 103,854,302.00
  5. Step 5: Solve for x
    x = 103,854,302.00/11,316.62
  6. Step 6: Final answer
    x = 9,177.15

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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.