Home / 6,989.65-10,484.52-2,059.36

Finding the Fourth Proportional to 6,989.65, 10,484.52 and 2,059.36

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Solution

The fourth proportional to 6,989.65, 10,484.52 and 2,059.36 is: 3,089.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,989.65 : 10,484.52 = 2,059.36 : x
  2. Step 2: Convert to fraction form
    6,989.65/10,484.52 = 2,059.36/x
  3. Step 3: Cross multiply
    6,989.65x = 10,484.52 × 2,059.36
  4. Step 4: Simplify right side
    6,989.65x = 21,591,401.11
  5. Step 5: Solve for x
    x = 21,591,401.11/6,989.65
  6. Step 6: Final answer
    x = 3,089.05

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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.