Home / 7,708.28-10,637.92-4,349.86

Finding the Fourth Proportional to 7,708.28, 10,637.92 and 4,349.86

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Solution

The fourth proportional to 7,708.28, 10,637.92 and 4,349.86 is: 6,003.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,708.28 : 10,637.92 = 4,349.86 : x
  2. Step 2: Convert to fraction form
    7,708.28/10,637.92 = 4,349.86/x
  3. Step 3: Cross multiply
    7,708.28x = 10,637.92 × 4,349.86
  4. Step 4: Simplify right side
    7,708.28x = 46,273,510.21
  5. Step 5: Solve for x
    x = 46,273,510.21/7,708.28
  6. Step 6: Final answer
    x = 6,003.09

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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.