Home / 10,217.26-14,099.06-5,740.15

Finding the Fourth Proportional to 10,217.26, 14,099.06 and 5,740.15

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Solution

The fourth proportional to 10,217.26, 14,099.06 and 5,740.15 is: 7,920.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,217.26 : 14,099.06 = 5,740.15 : x
  2. Step 2: Convert to fraction form
    10,217.26/14,099.06 = 5,740.15/x
  3. Step 3: Cross multiply
    10,217.26x = 14,099.06 × 5,740.15
  4. Step 4: Simplify right side
    10,217.26x = 80,930,719.26
  5. Step 5: Solve for x
    x = 80,930,719.26/10,217.26
  6. Step 6: Final answer
    x = 7,920.98

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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.