Home / 2,340.87-3,508.35-2,047.67

Finding the Fourth Proportional to 2,340.87, 3,508.35 and 2,047.67

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Solution

The fourth proportional to 2,340.87, 3,508.35 and 2,047.67 is: 3,068.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,340.87 : 3,508.35 = 2,047.67 : x
  2. Step 2: Convert to fraction form
    2,340.87/3,508.35 = 2,047.67/x
  3. Step 3: Cross multiply
    2,340.87x = 3,508.35 × 2,047.67
  4. Step 4: Simplify right side
    2,340.87x = 7,183,943.04
  5. Step 5: Solve for x
    x = 7,183,943.04/2,340.87
  6. Step 6: Final answer
    x = 3,068.92

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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.