Home / 9,282.92-12,810.57-5,091.08

Finding the Fourth Proportional to 9,282.92, 12,810.57 and 5,091.08

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Solution

The fourth proportional to 9,282.92, 12,810.57 and 5,091.08 is: 7,025.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,282.92 : 12,810.57 = 5,091.08 : x
  2. Step 2: Convert to fraction form
    9,282.92/12,810.57 = 5,091.08/x
  3. Step 3: Cross multiply
    9,282.92x = 12,810.57 × 5,091.08
  4. Step 4: Simplify right side
    9,282.92x = 65,219,636.72
  5. Step 5: Solve for x
    x = 65,219,636.72/9,282.92
  6. Step 6: Final answer
    x = 7,025.77

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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.