Home / 11,396.90-17,099.17-5,070.87

Finding the Fourth Proportional to 11,396.90, 17,099.17 and 5,070.87

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Solution

The fourth proportional to 11,396.90, 17,099.17 and 5,070.87 is: 7,608.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,396.90 : 17,099.17 = 5,070.87 : x
  2. Step 2: Convert to fraction form
    11,396.90/17,099.17 = 5,070.87/x
  3. Step 3: Cross multiply
    11,396.90x = 17,099.17 × 5,070.87
  4. Step 4: Simplify right side
    11,396.90x = 86,707,655.50
  5. Step 5: Solve for x
    x = 86,707,655.50/11,396.90
  6. Step 6: Final answer
    x = 7,608.00

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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.