Home / 11,117.40-16,653.70-6,944.60

Finding the Fourth Proportional to 11,117.40, 16,653.70 and 6,944.60

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Solution

The fourth proportional to 11,117.40, 16,653.70 and 6,944.60 is: 10,402.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,117.40 : 16,653.70 = 6,944.60 : x
  2. Step 2: Convert to fraction form
    11,117.40/16,653.70 = 6,944.60/x
  3. Step 3: Cross multiply
    11,117.40x = 16,653.70 × 6,944.60
  4. Step 4: Simplify right side
    11,117.40x = 115,653,285.02
  5. Step 5: Solve for x
    x = 115,653,285.02/11,117.40
  6. Step 6: Final answer
    x = 10,402.91

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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.