Home / 6,989.02-9,644.43-4,004.71

Finding the Fourth Proportional to 6,989.02, 9,644.43 and 4,004.71

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Solution

The fourth proportional to 6,989.02, 9,644.43 and 4,004.71 is: 5,526.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,989.02 : 9,644.43 = 4,004.71 : x
  2. Step 2: Convert to fraction form
    6,989.02/9,644.43 = 4,004.71/x
  3. Step 3: Cross multiply
    6,989.02x = 9,644.43 × 4,004.71
  4. Step 4: Simplify right side
    6,989.02x = 38,623,145.27
  5. Step 5: Solve for x
    x = 38,623,145.27/6,989.02
  6. Step 6: Final answer
    x = 5,526.26

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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.