Home / 8,560.28-12,837.36-3,295.68

Finding the Fourth Proportional to 8,560.28, 12,837.36 and 3,295.68

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Solution

The fourth proportional to 8,560.28, 12,837.36 and 3,295.68 is: 4,942.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,560.28 : 12,837.36 = 3,295.68 : x
  2. Step 2: Convert to fraction form
    8,560.28/12,837.36 = 3,295.68/x
  3. Step 3: Cross multiply
    8,560.28x = 12,837.36 × 3,295.68
  4. Step 4: Simplify right side
    8,560.28x = 42,307,830.60
  5. Step 5: Solve for x
    x = 42,307,830.60/8,560.28
  6. Step 6: Final answer
    x = 4,942.34

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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.