Home / 7,386.31-11,063.19-6,105.31

Finding the Fourth Proportional to 7,386.31, 11,063.19 and 6,105.31

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Solution

The fourth proportional to 7,386.31, 11,063.19 and 6,105.31 is: 9,144.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,386.31 : 11,063.19 = 6,105.31 : x
  2. Step 2: Convert to fraction form
    7,386.31/11,063.19 = 6,105.31/x
  3. Step 3: Cross multiply
    7,386.31x = 11,063.19 × 6,105.31
  4. Step 4: Simplify right side
    7,386.31x = 67,544,203.52
  5. Step 5: Solve for x
    x = 67,544,203.52/7,386.31
  6. Step 6: Final answer
    x = 9,144.51

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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.