Home / 11,159.96-16,716.12-5,878.32

Finding the Fourth Proportional to 11,159.96, 16,716.12 and 5,878.32

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Solution

The fourth proportional to 11,159.96, 16,716.12 and 5,878.32 is: 8,804.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,159.96 : 16,716.12 = 5,878.32 : x
  2. Step 2: Convert to fraction form
    11,159.96/16,716.12 = 5,878.32/x
  3. Step 3: Cross multiply
    11,159.96x = 16,716.12 × 5,878.32
  4. Step 4: Simplify right side
    11,159.96x = 98,262,702.52
  5. Step 5: Solve for x
    x = 98,262,702.52/11,159.96
  6. Step 6: Final answer
    x = 8,804.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.