Home / 8,759.93-12,088.97-4,983.64

Finding the Fourth Proportional to 8,759.93, 12,088.97 and 4,983.64

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Solution

The fourth proportional to 8,759.93, 12,088.97 and 4,983.64 is: 6,877.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,759.93 : 12,088.97 = 4,983.64 : x
  2. Step 2: Convert to fraction form
    8,759.93/12,088.97 = 4,983.64/x
  3. Step 3: Cross multiply
    8,759.93x = 12,088.97 × 4,983.64
  4. Step 4: Simplify right side
    8,759.93x = 60,247,074.45
  5. Step 5: Solve for x
    x = 60,247,074.45/8,759.93
  6. Step 6: Final answer
    x = 6,877.57

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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.