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Finding the Fourth Proportional to 4,892.62, 6,751.74 and 2,904.16

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Solution

The fourth proportional to 4,892.62, 6,751.74 and 2,904.16 is: 4,007.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,892.62 : 6,751.74 = 2,904.16 : x
  2. Step 2: Convert to fraction form
    4,892.62/6,751.74 = 2,904.16/x
  3. Step 3: Cross multiply
    4,892.62x = 6,751.74 × 2,904.16
  4. Step 4: Simplify right side
    4,892.62x = 19,608,133.24
  5. Step 5: Solve for x
    x = 19,608,133.24/4,892.62
  6. Step 6: Final answer
    x = 4,007.70

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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.