Home / 6,445.02-9,669.38-2,698.56

Finding the Fourth Proportional to 6,445.02, 9,669.38 and 2,698.56

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Solution

The fourth proportional to 6,445.02, 9,669.38 and 2,698.56 is: 4,048.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,445.02 : 9,669.38 = 2,698.56 : x
  2. Step 2: Convert to fraction form
    6,445.02/9,669.38 = 2,698.56/x
  3. Step 3: Cross multiply
    6,445.02x = 9,669.38 × 2,698.56
  4. Step 4: Simplify right side
    6,445.02x = 26,093,402.09
  5. Step 5: Solve for x
    x = 26,093,402.09/6,445.02
  6. Step 6: Final answer
    x = 4,048.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.