Home / 11,407.33-17,099.35-7,709.93

Finding the Fourth Proportional to 11,407.33, 17,099.35 and 7,709.93

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Solution

The fourth proportional to 11,407.33, 17,099.35 and 7,709.93 is: 11,557.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,407.33 : 17,099.35 = 7,709.93 : x
  2. Step 2: Convert to fraction form
    11,407.33/17,099.35 = 7,709.93/x
  3. Step 3: Cross multiply
    11,407.33x = 17,099.35 × 7,709.93
  4. Step 4: Simplify right side
    11,407.33x = 131,834,890.45
  5. Step 5: Solve for x
    x = 131,834,890.45/11,407.33
  6. Step 6: Final answer
    x = 11,557.03

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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.