Home / 5,970.16-8,238.81-3,317.55

Finding the Fourth Proportional to 5,970.16, 8,238.81 and 3,317.55

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Solution

The fourth proportional to 5,970.16, 8,238.81 and 3,317.55 is: 4,578.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,970.16 : 8,238.81 = 3,317.55 : x
  2. Step 2: Convert to fraction form
    5,970.16/8,238.81 = 3,317.55/x
  3. Step 3: Cross multiply
    5,970.16x = 8,238.81 × 3,317.55
  4. Step 4: Simplify right side
    5,970.16x = 27,332,664.12
  5. Step 5: Solve for x
    x = 27,332,664.12/5,970.16
  6. Step 6: Final answer
    x = 4,578.21

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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.