Home / 9,418.80-14,132.70-6,300.30

Finding the Fourth Proportional to 9,418.80, 14,132.70 and 6,300.30

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Solution

The fourth proportional to 9,418.80, 14,132.70 and 6,300.30 is: 9,453.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,418.80 : 14,132.70 = 6,300.30 : x
  2. Step 2: Convert to fraction form
    9,418.80/14,132.70 = 6,300.30/x
  3. Step 3: Cross multiply
    9,418.80x = 14,132.70 × 6,300.30
  4. Step 4: Simplify right side
    9,418.80x = 89,040,249.81
  5. Step 5: Solve for x
    x = 89,040,249.81/9,418.80
  6. Step 6: Final answer
    x = 9,453.46

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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.