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Finding the Fourth Proportional to 8,602.00, 11,870.01 and 4,824.56

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Solution

The fourth proportional to 8,602.00, 11,870.01 and 4,824.56 is: 6,657.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,602.00 : 11,870.01 = 4,824.56 : x
  2. Step 2: Convert to fraction form
    8,602.00/11,870.01 = 4,824.56/x
  3. Step 3: Cross multiply
    8,602.00x = 11,870.01 × 4,824.56
  4. Step 4: Simplify right side
    8,602.00x = 57,267,605.12
  5. Step 5: Solve for x
    x = 57,267,605.12/8,602.00
  6. Step 6: Final answer
    x = 6,657.48

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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.