Home / 8,455.08-11,667.59-4,626.64

Finding the Fourth Proportional to 8,455.08, 11,667.59 and 4,626.64

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Solution

The fourth proportional to 8,455.08, 11,667.59 and 4,626.64 is: 6,384.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,455.08 : 11,667.59 = 4,626.64 : x
  2. Step 2: Convert to fraction form
    8,455.08/11,667.59 = 4,626.64/x
  3. Step 3: Cross multiply
    8,455.08x = 11,667.59 × 4,626.64
  4. Step 4: Simplify right side
    8,455.08x = 53,981,686.30
  5. Step 5: Solve for x
    x = 53,981,686.30/8,455.08
  6. Step 6: Final answer
    x = 6,384.53

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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.