Home / 3,609.61-4,981.39-2,037.67

Finding the Fourth Proportional to 3,609.61, 4,981.39 and 2,037.67

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Solution

The fourth proportional to 3,609.61, 4,981.39 and 2,037.67 is: 2,812.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609.61 : 4,981.39 = 2,037.67 : x
  2. Step 2: Convert to fraction form
    3,609.61/4,981.39 = 2,037.67/x
  3. Step 3: Cross multiply
    3,609.61x = 4,981.39 × 2,037.67
  4. Step 4: Simplify right side
    3,609.61x = 10,150,411.41
  5. Step 5: Solve for x
    x = 10,150,411.41/3,609.61
  6. Step 6: Final answer
    x = 2,812.05

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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.