Home / 8,718.21-12,033.77-5,925.33

Finding the Fourth Proportional to 8,718.21, 12,033.77 and 5,925.33

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Solution

The fourth proportional to 8,718.21, 12,033.77 and 5,925.33 is: 8,178.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,718.21 : 12,033.77 = 5,925.33 : x
  2. Step 2: Convert to fraction form
    8,718.21/12,033.77 = 5,925.33/x
  3. Step 3: Cross multiply
    8,718.21x = 12,033.77 × 5,925.33
  4. Step 4: Simplify right side
    8,718.21x = 71,304,028.77
  5. Step 5: Solve for x
    x = 71,304,028.77/8,718.21
  6. Step 6: Final answer
    x = 8,178.75

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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.