Home / 8,655.63-11,944.98-4,878.96

Finding the Fourth Proportional to 8,655.63, 11,944.98 and 4,878.96

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Solution

The fourth proportional to 8,655.63, 11,944.98 and 4,878.96 is: 6,733.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,655.63 : 11,944.98 = 4,878.96 : x
  2. Step 2: Convert to fraction form
    8,655.63/11,944.98 = 4,878.96/x
  3. Step 3: Cross multiply
    8,655.63x = 11,944.98 × 4,878.96
  4. Step 4: Simplify right side
    8,655.63x = 58,279,079.62
  5. Step 5: Solve for x
    x = 58,279,079.62/8,655.63
  6. Step 6: Final answer
    x = 6,733.08

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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.