Home / 10,357.03-14,293.70-6,380.47

Finding the Fourth Proportional to 10,357.03, 14,293.70 and 6,380.47

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Solution

The fourth proportional to 10,357.03, 14,293.70 and 6,380.47 is: 8,805.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,357.03 : 14,293.70 = 6,380.47 : x
  2. Step 2: Convert to fraction form
    10,357.03/14,293.70 = 6,380.47/x
  3. Step 3: Cross multiply
    10,357.03x = 14,293.70 × 6,380.47
  4. Step 4: Simplify right side
    10,357.03x = 91,200,524.04
  5. Step 5: Solve for x
    x = 91,200,524.04/10,357.03
  6. Step 6: Final answer
    x = 8,805.66

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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.