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Finding the Fourth Proportional to 6,683.01, 9,215 and 4,999.02

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Solution

The fourth proportional to 6,683.01, 9,215 and 4,999.02 is: 6,893.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,683.01 : 9,215 = 4,999.02 : x
  2. Step 2: Convert to fraction form
    6,683.01/9,215 = 4,999.02/x
  3. Step 3: Cross multiply
    6,683.01x = 9,215 × 4,999.02
  4. Step 4: Simplify right side
    6,683.01x = 46,065,969.30
  5. Step 5: Solve for x
    x = 46,065,969.30/6,683.01
  6. Step 6: Final answer
    x = 6,893.00

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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.