Home / 10,195.27-14,063.52-6,412.45

Finding the Fourth Proportional to 10,195.27, 14,063.52 and 6,412.45

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Solution

The fourth proportional to 10,195.27, 14,063.52 and 6,412.45 is: 8,845.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,195.27 : 14,063.52 = 6,412.45 : x
  2. Step 2: Convert to fraction form
    10,195.27/14,063.52 = 6,412.45/x
  3. Step 3: Cross multiply
    10,195.27x = 14,063.52 × 6,412.45
  4. Step 4: Simplify right side
    10,195.27x = 90,181,618.82
  5. Step 5: Solve for x
    x = 90,181,618.82/10,195.27
  6. Step 6: Final answer
    x = 8,845.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.