Home / 10,495.50-15,727.38-6,330.88

Finding the Fourth Proportional to 10,495.50, 15,727.38 and 6,330.88

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Solution

The fourth proportional to 10,495.50, 15,727.38 and 6,330.88 is: 9,486.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,495.50 : 15,727.38 = 6,330.88 : x
  2. Step 2: Convert to fraction form
    10,495.50/15,727.38 = 6,330.88/x
  3. Step 3: Cross multiply
    10,495.50x = 15,727.38 × 6,330.88
  4. Step 4: Simplify right side
    10,495.50x = 99,568,155.49
  5. Step 5: Solve for x
    x = 99,568,155.49/10,495.50
  6. Step 6: Final answer
    x = 9,486.75

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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.