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Finding the Fourth Proportional to 4,710.48, 6,497.64 and 2,918.64

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Solution

The fourth proportional to 4,710.48, 6,497.64 and 2,918.64 is: 4,025.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,710.48 : 6,497.64 = 2,918.64 : x
  2. Step 2: Convert to fraction form
    4,710.48/6,497.64 = 2,918.64/x
  3. Step 3: Cross multiply
    4,710.48x = 6,497.64 × 2,918.64
  4. Step 4: Simplify right side
    4,710.48x = 18,964,272.01
  5. Step 5: Solve for x
    x = 18,964,272.01/4,710.48
  6. Step 6: Final answer
    x = 4,025.97

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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.