Home / 6,627.46-9,147.63-4,108.14

Finding the Fourth Proportional to 6,627.46, 9,147.63 and 4,108.14

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Solution

The fourth proportional to 6,627.46, 9,147.63 and 4,108.14 is: 5,670.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,627.46 : 9,147.63 = 4,108.14 : x
  2. Step 2: Convert to fraction form
    6,627.46/9,147.63 = 4,108.14/x
  3. Step 3: Cross multiply
    6,627.46x = 9,147.63 × 4,108.14
  4. Step 4: Simplify right side
    6,627.46x = 37,579,744.71
  5. Step 5: Solve for x
    x = 37,579,744.71/6,627.46
  6. Step 6: Final answer
    x = 5,670.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.