Home / 3,013.34-4,159.58-2,930.12

Finding the Fourth Proportional to 3,013.34, 4,159.58 and 2,930.12

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Solution

The fourth proportional to 3,013.34, 4,159.58 and 2,930.12 is: 4,044.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,013.34 : 4,159.58 = 2,930.12 : x
  2. Step 2: Convert to fraction form
    3,013.34/4,159.58 = 2,930.12/x
  3. Step 3: Cross multiply
    3,013.34x = 4,159.58 × 2,930.12
  4. Step 4: Simplify right side
    3,013.34x = 12,188,033.10
  5. Step 5: Solve for x
    x = 12,188,033.10/3,013.34
  6. Step 6: Final answer
    x = 4,044.69

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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.