Home / 7,519.63-11,279.31-2,589.16

Finding the Fourth Proportional to 7,519.63, 11,279.31 and 2,589.16

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Solution

The fourth proportional to 7,519.63, 11,279.31 and 2,589.16 is: 3,883.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,519.63 : 11,279.31 = 2,589.16 : x
  2. Step 2: Convert to fraction form
    7,519.63/11,279.31 = 2,589.16/x
  3. Step 3: Cross multiply
    7,519.63x = 11,279.31 × 2,589.16
  4. Step 4: Simplify right side
    7,519.63x = 29,203,941.52
  5. Step 5: Solve for x
    x = 29,203,941.52/7,519.63
  6. Step 6: Final answer
    x = 3,883.69

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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.