Home / 8,397.69-11,588.55-4,620.84

Finding the Fourth Proportional to 8,397.69, 11,588.55 and 4,620.84

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Solution

The fourth proportional to 8,397.69, 11,588.55 and 4,620.84 is: 6,376.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,397.69 : 11,588.55 = 4,620.84 : x
  2. Step 2: Convert to fraction form
    8,397.69/11,588.55 = 4,620.84/x
  3. Step 3: Cross multiply
    8,397.69x = 11,588.55 × 4,620.84
  4. Step 4: Simplify right side
    8,397.69x = 53,548,835.38
  5. Step 5: Solve for x
    x = 53,548,835.38/8,397.69
  6. Step 6: Final answer
    x = 6,376.61

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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.