Home / 11,806.56-16,293.15-6,501.60

Finding the Fourth Proportional to 11,806.56, 16,293.15 and 6,501.60

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Solution

The fourth proportional to 11,806.56, 16,293.15 and 6,501.60 is: 8,972.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,806.56 : 16,293.15 = 6,501.60 : x
  2. Step 2: Convert to fraction form
    11,806.56/16,293.15 = 6,501.60/x
  3. Step 3: Cross multiply
    11,806.56x = 16,293.15 × 6,501.60
  4. Step 4: Simplify right side
    11,806.56x = 105,931,544.04
  5. Step 5: Solve for x
    x = 105,931,544.04/11,806.56
  6. Step 6: Final answer
    x = 8,972.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.