Home / 7,085.96-10,625.86-2,154.44

Finding the Fourth Proportional to 7,085.96, 10,625.86 and 2,154.44

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Solution

The fourth proportional to 7,085.96, 10,625.86 and 2,154.44 is: 3,230.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,085.96 : 10,625.86 = 2,154.44 : x
  2. Step 2: Convert to fraction form
    7,085.96/10,625.86 = 2,154.44/x
  3. Step 3: Cross multiply
    7,085.96x = 10,625.86 × 2,154.44
  4. Step 4: Simplify right side
    7,085.96x = 22,892,771.13
  5. Step 5: Solve for x
    x = 22,892,771.13/7,085.96
  6. Step 6: Final answer
    x = 3,230.72

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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.