Home / 3,098.00-4,269.48-2,103.32

Finding the Fourth Proportional to 3,098.00, 4,269.48 and 2,103.32

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Solution

The fourth proportional to 3,098.00, 4,269.48 and 2,103.32 is: 2,898.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098.00 : 4,269.48 = 2,103.32 : x
  2. Step 2: Convert to fraction form
    3,098.00/4,269.48 = 2,103.32/x
  3. Step 3: Cross multiply
    3,098.00x = 4,269.48 × 2,103.32
  4. Step 4: Simplify right side
    3,098.00x = 8,980,085.46
  5. Step 5: Solve for x
    x = 8,980,085.46/3,098.00
  6. Step 6: Final answer
    x = 2,898.67

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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.