Home / 3,005.25-4,148.47-2,583.91

Finding the Fourth Proportional to 3,005.25, 4,148.47 and 2,583.91

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Solution

The fourth proportional to 3,005.25, 4,148.47 and 2,583.91 is: 3,566.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005.25 : 4,148.47 = 2,583.91 : x
  2. Step 2: Convert to fraction form
    3,005.25/4,148.47 = 2,583.91/x
  3. Step 3: Cross multiply
    3,005.25x = 4,148.47 × 2,583.91
  4. Step 4: Simplify right side
    3,005.25x = 10,719,246.58
  5. Step 5: Solve for x
    x = 10,719,246.58/3,005.25
  6. Step 6: Final answer
    x = 3,566.85

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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.