Home / 7,625.14-11,437.84-2,079.07

Finding the Fourth Proportional to 7,625.14, 11,437.84 and 2,079.07

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Solution

The fourth proportional to 7,625.14, 11,437.84 and 2,079.07 is: 3,118.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,625.14 : 11,437.84 = 2,079.07 : x
  2. Step 2: Convert to fraction form
    7,625.14/11,437.84 = 2,079.07/x
  3. Step 3: Cross multiply
    7,625.14x = 11,437.84 × 2,079.07
  4. Step 4: Simplify right side
    7,625.14x = 23,780,044.01
  5. Step 5: Solve for x
    x = 23,780,044.01/7,625.14
  6. Step 6: Final answer
    x = 3,118.64

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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.