Home / 3,073.45-4,608.58-1,098.32

Finding the Fourth Proportional to 3,073.45, 4,608.58 and 1,098.32

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Solution

The fourth proportional to 3,073.45, 4,608.58 and 1,098.32 is: 1,646.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,073.45 : 4,608.58 = 1,098.32 : x
  2. Step 2: Convert to fraction form
    3,073.45/4,608.58 = 1,098.32/x
  3. Step 3: Cross multiply
    3,073.45x = 4,608.58 × 1,098.32
  4. Step 4: Simplify right side
    3,073.45x = 5,061,695.59
  5. Step 5: Solve for x
    x = 5,061,695.59/3,073.45
  6. Step 6: Final answer
    x = 1,646.91

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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.