Home / 7,405.14-11,107.70-2,473.65

Finding the Fourth Proportional to 7,405.14, 11,107.70 and 2,473.65

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Solution

The fourth proportional to 7,405.14, 11,107.70 and 2,473.65 is: 3,710.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,405.14 : 11,107.70 = 2,473.65 : x
  2. Step 2: Convert to fraction form
    7,405.14/11,107.70 = 2,473.65/x
  3. Step 3: Cross multiply
    7,405.14x = 11,107.70 × 2,473.65
  4. Step 4: Simplify right side
    7,405.14x = 27,476,549.74
  5. Step 5: Solve for x
    x = 27,476,549.74/7,405.14
  6. Step 6: Final answer
    x = 3,710.47

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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.