Home / 3,005.61-4,508.42-2,845.68

Finding the Fourth Proportional to 3,005.61, 4,508.42 and 2,845.68

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Solution

The fourth proportional to 3,005.61, 4,508.42 and 2,845.68 is: 4,268.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005.61 : 4,508.42 = 2,845.68 : x
  2. Step 2: Convert to fraction form
    3,005.61/4,508.42 = 2,845.68/x
  3. Step 3: Cross multiply
    3,005.61x = 4,508.42 × 2,845.68
  4. Step 4: Simplify right side
    3,005.61x = 12,829,506.40
  5. Step 5: Solve for x
    x = 12,829,506.40/3,005.61
  6. Step 6: Final answer
    x = 4,268.52

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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.