Home / 7,085.28-10,624.38-2,641.44

Finding the Fourth Proportional to 7,085.28, 10,624.38 and 2,641.44

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Solution

The fourth proportional to 7,085.28, 10,624.38 and 2,641.44 is: 3,960.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,085.28 : 10,624.38 = 2,641.44 : x
  2. Step 2: Convert to fraction form
    7,085.28/10,624.38 = 2,641.44/x
  3. Step 3: Cross multiply
    7,085.28x = 10,624.38 × 2,641.44
  4. Step 4: Simplify right side
    7,085.28x = 28,063,662.31
  5. Step 5: Solve for x
    x = 28,063,662.31/7,085.28
  6. Step 6: Final answer
    x = 3,960.84

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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.