Home / 10,372.36-15,558.56-6,884.68

Finding the Fourth Proportional to 10,372.36, 15,558.56 and 6,884.68

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Solution

The fourth proportional to 10,372.36, 15,558.56 and 6,884.68 is: 10,327.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,372.36 : 15,558.56 = 6,884.68 : x
  2. Step 2: Convert to fraction form
    10,372.36/15,558.56 = 6,884.68/x
  3. Step 3: Cross multiply
    10,372.36x = 15,558.56 × 6,884.68
  4. Step 4: Simplify right side
    10,372.36x = 107,115,706.86
  5. Step 5: Solve for x
    x = 107,115,706.86/10,372.36
  6. Step 6: Final answer
    x = 10,327.03

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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.