Home / 6,989.51-10,487.93-2,829.96

Finding the Fourth Proportional to 6,989.51, 10,487.93 and 2,829.96

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Solution

The fourth proportional to 6,989.51, 10,487.93 and 2,829.96 is: 4,246.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,989.51 : 10,487.93 = 2,829.96 : x
  2. Step 2: Convert to fraction form
    6,989.51/10,487.93 = 2,829.96/x
  3. Step 3: Cross multiply
    6,989.51x = 10,487.93 × 2,829.96
  4. Step 4: Simplify right side
    6,989.51x = 29,680,408.23
  5. Step 5: Solve for x
    x = 29,680,408.23/6,989.51
  6. Step 6: Final answer
    x = 4,246.42

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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.