Home / 9,309.90-13,966.92-3,069.66

Finding the Fourth Proportional to 9,309.90, 13,966.92 and 3,069.66

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Solution

The fourth proportional to 9,309.90, 13,966.92 and 3,069.66 is: 4,605.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,309.90 : 13,966.92 = 3,069.66 : x
  2. Step 2: Convert to fraction form
    9,309.90/13,966.92 = 3,069.66/x
  3. Step 3: Cross multiply
    9,309.90x = 13,966.92 × 3,069.66
  4. Step 4: Simplify right side
    9,309.90x = 42,873,695.65
  5. Step 5: Solve for x
    x = 42,873,695.65/9,309.90
  6. Step 6: Final answer
    x = 4,605.17

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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.