Home / 10,206.27-15,295.15-5,516.17

Finding the Fourth Proportional to 10,206.27, 15,295.15 and 5,516.17

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Solution

The fourth proportional to 10,206.27, 15,295.15 and 5,516.17 is: 8,266.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,206.27 : 15,295.15 = 5,516.17 : x
  2. Step 2: Convert to fraction form
    10,206.27/15,295.15 = 5,516.17/x
  3. Step 3: Cross multiply
    10,206.27x = 15,295.15 × 5,516.17
  4. Step 4: Simplify right side
    10,206.27x = 84,370,647.58
  5. Step 5: Solve for x
    x = 84,370,647.58/10,206.27
  6. Step 6: Final answer
    x = 8,266.55

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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.