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Finding the Fourth Proportional to 4,858.63, 6,730.30 and 4,760.21

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Solution

The fourth proportional to 4,858.63, 6,730.30 and 4,760.21 is: 6,593.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,858.63 : 6,730.30 = 4,760.21 : x
  2. Step 2: Convert to fraction form
    4,858.63/6,730.30 = 4,760.21/x
  3. Step 3: Cross multiply
    4,858.63x = 6,730.30 × 4,760.21
  4. Step 4: Simplify right side
    4,858.63x = 32,037,641.36
  5. Step 5: Solve for x
    x = 32,037,641.36/4,858.63
  6. Step 6: Final answer
    x = 6,593.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.