Home / 8,845.64-12,205.32-5,068.16

Finding the Fourth Proportional to 8,845.64, 12,205.32 and 5,068.16

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Solution

The fourth proportional to 8,845.64, 12,205.32 and 5,068.16 is: 6,993.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,845.64 : 12,205.32 = 5,068.16 : x
  2. Step 2: Convert to fraction form
    8,845.64/12,205.32 = 5,068.16/x
  3. Step 3: Cross multiply
    8,845.64x = 12,205.32 × 5,068.16
  4. Step 4: Simplify right side
    8,845.64x = 61,858,514.61
  5. Step 5: Solve for x
    x = 61,858,514.61/8,845.64
  6. Step 6: Final answer
    x = 6,993.11

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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.