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Finding the Fourth Proportional to 8,410.70, 11,606.30 and 4,633.14

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Solution

The fourth proportional to 8,410.70, 11,606.30 and 4,633.14 is: 6,393.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,410.70 : 11,606.30 = 4,633.14 : x
  2. Step 2: Convert to fraction form
    8,410.70/11,606.30 = 4,633.14/x
  3. Step 3: Cross multiply
    8,410.70x = 11,606.30 × 4,633.14
  4. Step 4: Simplify right side
    8,410.70x = 53,773,650.51
  5. Step 5: Solve for x
    x = 53,773,650.51/8,410.70
  6. Step 6: Final answer
    x = 6,393.48

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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.