Home / 8,656.52-11,945.97-4,677.62

Finding the Fourth Proportional to 8,656.52, 11,945.97 and 4,677.62

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Solution

The fourth proportional to 8,656.52, 11,945.97 and 4,677.62 is: 6,455.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,656.52 : 11,945.97 = 4,677.62 : x
  2. Step 2: Convert to fraction form
    8,656.52/11,945.97 = 4,677.62/x
  3. Step 3: Cross multiply
    8,656.52x = 11,945.97 × 4,677.62
  4. Step 4: Simplify right side
    8,656.52x = 55,878,648.46
  5. Step 5: Solve for x
    x = 55,878,648.46/8,656.52
  6. Step 6: Final answer
    x = 6,455.10

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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.