Home / 4,098.15-5,655.54-2,305.68

Finding the Fourth Proportional to 4,098.15, 5,655.54 and 2,305.68

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Solution

The fourth proportional to 4,098.15, 5,655.54 and 2,305.68 is: 3,181.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,098.15 : 5,655.54 = 2,305.68 : x
  2. Step 2: Convert to fraction form
    4,098.15/5,655.54 = 2,305.68/x
  3. Step 3: Cross multiply
    4,098.15x = 5,655.54 × 2,305.68
  4. Step 4: Simplify right side
    4,098.15x = 13,039,865.47
  5. Step 5: Solve for x
    x = 13,039,865.47/4,098.15
  6. Step 6: Final answer
    x = 3,181.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.