Home / 10,336.10-15,511.17-6,818.54

Finding the Fourth Proportional to 10,336.10, 15,511.17 and 6,818.54

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Solution

The fourth proportional to 10,336.10, 15,511.17 and 6,818.54 is: 10,232.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,336.10 : 15,511.17 = 6,818.54 : x
  2. Step 2: Convert to fraction form
    10,336.10/15,511.17 = 6,818.54/x
  3. Step 3: Cross multiply
    10,336.10x = 15,511.17 × 6,818.54
  4. Step 4: Simplify right side
    10,336.10x = 105,763,533.09
  5. Step 5: Solve for x
    x = 105,763,533.09/10,336.10
  6. Step 6: Final answer
    x = 10,232.44

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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.