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Finding the Fourth Proportional to 2,984.08, 4,476.12 and 792.83

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Solution

The fourth proportional to 2,984.08, 4,476.12 and 792.83 is: 1,189.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,984.08 : 4,476.12 = 792.83 : x
  2. Step 2: Convert to fraction form
    2,984.08/4,476.12 = 792.83/x
  3. Step 3: Cross multiply
    2,984.08x = 4,476.12 × 792.83
  4. Step 4: Simplify right side
    2,984.08x = 3,548,802.22
  5. Step 5: Solve for x
    x = 3,548,802.22/2,984.08
  6. Step 6: Final answer
    x = 1,189.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.