Home / 2,440.46-3,661.65-1,071.50

Finding the Fourth Proportional to 2,440.46, 3,661.65 and 1,071.50

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Solution

The fourth proportional to 2,440.46, 3,661.65 and 1,071.50 is: 1,607.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,440.46 : 3,661.65 = 1,071.50 : x
  2. Step 2: Convert to fraction form
    2,440.46/3,661.65 = 1,071.50/x
  3. Step 3: Cross multiply
    2,440.46x = 3,661.65 × 1,071.50
  4. Step 4: Simplify right side
    2,440.46x = 3,923,457.98
  5. Step 5: Solve for x
    x = 3,923,457.98/2,440.46
  6. Step 6: Final answer
    x = 1,607.67

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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.