Home / 9,205.20-13,786.20-6,267.60

Finding the Fourth Proportional to 9,205.20, 13,786.20 and 6,267.60

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Solution

The fourth proportional to 9,205.20, 13,786.20 and 6,267.60 is: 9,386.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,205.20 : 13,786.20 = 6,267.60 : x
  2. Step 2: Convert to fraction form
    9,205.20/13,786.20 = 6,267.60/x
  3. Step 3: Cross multiply
    9,205.20x = 13,786.20 × 6,267.60
  4. Step 4: Simplify right side
    9,205.20x = 86,406,387.12
  5. Step 5: Solve for x
    x = 86,406,387.12/9,205.20
  6. Step 6: Final answer
    x = 9,386.69

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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.