Home / 11,099.74-16,657.80-5,256.32

Finding the Fourth Proportional to 11,099.74, 16,657.80 and 5,256.32

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Solution

The fourth proportional to 11,099.74, 16,657.80 and 5,256.32 is: 7,888.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,099.74 : 16,657.80 = 5,256.32 : x
  2. Step 2: Convert to fraction form
    11,099.74/16,657.80 = 5,256.32/x
  3. Step 3: Cross multiply
    11,099.74x = 16,657.80 × 5,256.32
  4. Step 4: Simplify right side
    11,099.74x = 87,558,727.30
  5. Step 5: Solve for x
    x = 87,558,727.30/11,099.74
  6. Step 6: Final answer
    x = 7,888.36

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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.