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Finding the Fourth Proportional to 4,865.94, 6,712.47 and 3,094.47

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Solution

The fourth proportional to 4,865.94, 6,712.47 and 3,094.47 is: 4,268.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,865.94 : 6,712.47 = 3,094.47 : x
  2. Step 2: Convert to fraction form
    4,865.94/6,712.47 = 3,094.47/x
  3. Step 3: Cross multiply
    4,865.94x = 6,712.47 × 3,094.47
  4. Step 4: Simplify right side
    4,865.94x = 20,771,537.04
  5. Step 5: Solve for x
    x = 20,771,537.04/4,865.94
  6. Step 6: Final answer
    x = 4,268.76

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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.