Home / 3,410.08-5,113.28-1,217.60

Finding the Fourth Proportional to 3,410.08, 5,113.28 and 1,217.60

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Solution

The fourth proportional to 3,410.08, 5,113.28 and 1,217.60 is: 1,825.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,410.08 : 5,113.28 = 1,217.60 : x
  2. Step 2: Convert to fraction form
    3,410.08/5,113.28 = 1,217.60/x
  3. Step 3: Cross multiply
    3,410.08x = 5,113.28 × 1,217.60
  4. Step 4: Simplify right side
    3,410.08x = 6,225,929.73
  5. Step 5: Solve for x
    x = 6,225,929.73/3,410.08
  6. Step 6: Final answer
    x = 1,825.74

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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.