Home / 10,453.34-15,680.88-2,662.13

Finding the Fourth Proportional to 10,453.34, 15,680.88 and 2,662.13

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Solution

The fourth proportional to 10,453.34, 15,680.88 and 2,662.13 is: 3,993.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,453.34 : 15,680.88 = 2,662.13 : x
  2. Step 2: Convert to fraction form
    10,453.34/15,680.88 = 2,662.13/x
  3. Step 3: Cross multiply
    10,453.34x = 15,680.88 × 2,662.13
  4. Step 4: Simplify right side
    10,453.34x = 41,744,462.67
  5. Step 5: Solve for x
    x = 41,744,462.67/10,453.34
  6. Step 6: Final answer
    x = 3,993.41

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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.