Home / 11,099.21-15,316.47-6,564.83

Finding the Fourth Proportional to 11,099.21, 15,316.47 and 6,564.83

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Solution

The fourth proportional to 11,099.21, 15,316.47 and 6,564.83 is: 9,059.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,099.21 : 15,316.47 = 6,564.83 : x
  2. Step 2: Convert to fraction form
    11,099.21/15,316.47 = 6,564.83/x
  3. Step 3: Cross multiply
    11,099.21x = 15,316.47 × 6,564.83
  4. Step 4: Simplify right side
    11,099.21x = 100,550,077.48
  5. Step 5: Solve for x
    x = 100,550,077.48/11,099.21
  6. Step 6: Final answer
    x = 9,059.21

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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.