Home / 8,759.29-12,088.11-4,780.62

Finding the Fourth Proportional to 8,759.29, 12,088.11 and 4,780.62

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Solution

The fourth proportional to 8,759.29, 12,088.11 and 4,780.62 is: 6,597.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,759.29 : 12,088.11 = 4,780.62 : x
  2. Step 2: Convert to fraction form
    8,759.29/12,088.11 = 4,780.62/x
  3. Step 3: Cross multiply
    8,759.29x = 12,088.11 × 4,780.62
  4. Step 4: Simplify right side
    8,759.29x = 57,788,660.43
  5. Step 5: Solve for x
    x = 57,788,660.43/8,759.29
  6. Step 6: Final answer
    x = 6,597.41

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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.