Home / 11,237.28-16,841.16-9,769.44

Finding the Fourth Proportional to 11,237.28, 16,841.16 and 9,769.44

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Solution

The fourth proportional to 11,237.28, 16,841.16 and 9,769.44 is: 14,641.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,237.28 : 16,841.16 = 9,769.44 : x
  2. Step 2: Convert to fraction form
    11,237.28/16,841.16 = 9,769.44/x
  3. Step 3: Cross multiply
    11,237.28x = 16,841.16 × 9,769.44
  4. Step 4: Simplify right side
    11,237.28x = 164,528,702.15
  5. Step 5: Solve for x
    x = 164,528,702.15/11,237.28
  6. Step 6: Final answer
    x = 14,641.33

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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.