Home / 8,264.47-11,396.37-6,376.36

Finding the Fourth Proportional to 8,264.47, 11,396.37 and 6,376.36

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Solution

The fourth proportional to 8,264.47, 11,396.37 and 6,376.36 is: 8,792.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,264.47 : 11,396.37 = 6,376.36 : x
  2. Step 2: Convert to fraction form
    8,264.47/11,396.37 = 6,376.36/x
  3. Step 3: Cross multiply
    8,264.47x = 11,396.37 × 6,376.36
  4. Step 4: Simplify right side
    8,264.47x = 72,667,357.81
  5. Step 5: Solve for x
    x = 72,667,357.81/8,264.47
  6. Step 6: Final answer
    x = 8,792.74

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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.