Home / 7,390.26-11,081.70-2,458.18

Finding the Fourth Proportional to 7,390.26, 11,081.70 and 2,458.18

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Solution

The fourth proportional to 7,390.26, 11,081.70 and 2,458.18 is: 3,686.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,390.26 : 11,081.70 = 2,458.18 : x
  2. Step 2: Convert to fraction form
    7,390.26/11,081.70 = 2,458.18/x
  3. Step 3: Cross multiply
    7,390.26x = 11,081.70 × 2,458.18
  4. Step 4: Simplify right side
    7,390.26x = 27,240,813.31
  5. Step 5: Solve for x
    x = 27,240,813.31/7,390.26
  6. Step 6: Final answer
    x = 3,686.04

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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.