Home / 9,614.76-13,260.69-6,629.91

Finding the Fourth Proportional to 9,614.76, 13,260.69 and 6,629.91

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Solution

The fourth proportional to 9,614.76, 13,260.69 and 6,629.91 is: 9,143.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,614.76 : 13,260.69 = 6,629.91 : x
  2. Step 2: Convert to fraction form
    9,614.76/13,260.69 = 6,629.91/x
  3. Step 3: Cross multiply
    9,614.76x = 13,260.69 × 6,629.91
  4. Step 4: Simplify right side
    9,614.76x = 87,917,181.24
  5. Step 5: Solve for x
    x = 87,917,181.24/9,614.76
  6. Step 6: Final answer
    x = 9,143.98

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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.