Home / 8,656.32-11,945.72-4,677.44

Finding the Fourth Proportional to 8,656.32, 11,945.72 and 4,677.44

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Solution

The fourth proportional to 8,656.32, 11,945.72 and 4,677.44 is: 6,454.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,656.32 : 11,945.72 = 4,677.44 : x
  2. Step 2: Convert to fraction form
    8,656.32/11,945.72 = 4,677.44/x
  3. Step 3: Cross multiply
    8,656.32x = 11,945.72 × 4,677.44
  4. Step 4: Simplify right side
    8,656.32x = 55,875,305.44
  5. Step 5: Solve for x
    x = 55,875,305.44/8,656.32
  6. Step 6: Final answer
    x = 6,454.86

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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.