Home / 2,639.03-3,641.78-1,459.94

Finding the Fourth Proportional to 2,639.03, 3,641.78 and 1,459.94

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Solution

The fourth proportional to 2,639.03, 3,641.78 and 1,459.94 is: 2,014.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,639.03 : 3,641.78 = 1,459.94 : x
  2. Step 2: Convert to fraction form
    2,639.03/3,641.78 = 1,459.94/x
  3. Step 3: Cross multiply
    2,639.03x = 3,641.78 × 1,459.94
  4. Step 4: Simplify right side
    2,639.03x = 5,316,772.99
  5. Step 5: Solve for x
    x = 5,316,772.99/2,639.03
  6. Step 6: Final answer
    x = 2,014.67

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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.