Home / 6,051.31-8,351.15-3,398.51

Finding the Fourth Proportional to 6,051.31, 8,351.15 and 3,398.51

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Solution

The fourth proportional to 6,051.31, 8,351.15 and 3,398.51 is: 4,690.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,051.31 : 8,351.15 = 3,398.51 : x
  2. Step 2: Convert to fraction form
    6,051.31/8,351.15 = 3,398.51/x
  3. Step 3: Cross multiply
    6,051.31x = 8,351.15 × 3,398.51
  4. Step 4: Simplify right side
    6,051.31x = 28,381,442.81
  5. Step 5: Solve for x
    x = 28,381,442.81/6,051.31
  6. Step 6: Final answer
    x = 4,690.13

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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.