Home / 8,747.06-12,070.59-4,768.09

Finding the Fourth Proportional to 8,747.06, 12,070.59 and 4,768.09

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Solution

The fourth proportional to 8,747.06, 12,070.59 and 4,768.09 is: 6,579.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,747.06 : 12,070.59 = 4,768.09 : x
  2. Step 2: Convert to fraction form
    8,747.06/12,070.59 = 4,768.09/x
  3. Step 3: Cross multiply
    8,747.06x = 12,070.59 × 4,768.09
  4. Step 4: Simplify right side
    8,747.06x = 57,553,659.47
  5. Step 5: Solve for x
    x = 57,553,659.47/8,747.06
  6. Step 6: Final answer
    x = 6,579.77

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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.