Home / 11,824.56-17,741.16-7,210.80

Finding the Fourth Proportional to 11,824.56, 17,741.16 and 7,210.80

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Solution

The fourth proportional to 11,824.56, 17,741.16 and 7,210.80 is: 10,818.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,824.56 : 17,741.16 = 7,210.80 : x
  2. Step 2: Convert to fraction form
    11,824.56/17,741.16 = 7,210.80/x
  3. Step 3: Cross multiply
    11,824.56x = 17,741.16 × 7,210.80
  4. Step 4: Simplify right side
    11,824.56x = 127,927,956.53
  5. Step 5: Solve for x
    x = 127,927,956.53/11,824.56
  6. Step 6: Final answer
    x = 10,818.83

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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.