Home / 8,256.48-11,395.92-4,721.74

Finding the Fourth Proportional to 8,256.48, 11,395.92 and 4,721.74

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Solution

The fourth proportional to 8,256.48, 11,395.92 and 4,721.74 is: 6,517.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,256.48 : 11,395.92 = 4,721.74 : x
  2. Step 2: Convert to fraction form
    8,256.48/11,395.92 = 4,721.74/x
  3. Step 3: Cross multiply
    8,256.48x = 11,395.92 × 4,721.74
  4. Step 4: Simplify right side
    8,256.48x = 53,808,571.30
  5. Step 5: Solve for x
    x = 53,808,571.30/8,256.48
  6. Step 6: Final answer
    x = 6,517.13

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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.