Home / 8,746.08-12,072.12-5,344.32

Finding the Fourth Proportional to 8,746.08, 12,072.12 and 5,344.32

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Solution

The fourth proportional to 8,746.08, 12,072.12 and 5,344.32 is: 7,376.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,746.08 : 12,072.12 = 5,344.32 : x
  2. Step 2: Convert to fraction form
    8,746.08/12,072.12 = 5,344.32/x
  3. Step 3: Cross multiply
    8,746.08x = 12,072.12 × 5,344.32
  4. Step 4: Simplify right side
    8,746.08x = 64,517,272.36
  5. Step 5: Solve for x
    x = 64,517,272.36/8,746.08
  6. Step 6: Final answer
    x = 7,376.71

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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.