Home / 8,655.26-11,944.01-4,878.35

Finding the Fourth Proportional to 8,655.26, 11,944.01 and 4,878.35

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Solution

The fourth proportional to 8,655.26, 11,944.01 and 4,878.35 is: 6,731.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,655.26 : 11,944.01 = 4,878.35 : x
  2. Step 2: Convert to fraction form
    8,655.26/11,944.01 = 4,878.35/x
  3. Step 3: Cross multiply
    8,655.26x = 11,944.01 × 4,878.35
  4. Step 4: Simplify right side
    8,655.26x = 58,266,977.07
  5. Step 5: Solve for x
    x = 58,266,977.07/8,655.26
  6. Step 6: Final answer
    x = 6,731.98

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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.