Home / 4,252.10-6,379.16-1,330.63

Finding the Fourth Proportional to 4,252.10, 6,379.16 and 1,330.63

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Solution

The fourth proportional to 4,252.10, 6,379.16 and 1,330.63 is: 1,996.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,252.10 : 6,379.16 = 1,330.63 : x
  2. Step 2: Convert to fraction form
    4,252.10/6,379.16 = 1,330.63/x
  3. Step 3: Cross multiply
    4,252.10x = 6,379.16 × 1,330.63
  4. Step 4: Simplify right side
    4,252.10x = 8,488,279.07
  5. Step 5: Solve for x
    x = 8,488,279.07/4,252.10
  6. Step 6: Final answer
    x = 1,996.26

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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.