Home / 1,708.18-2,562.48-733.72

Finding the Fourth Proportional to 1,708.18, 2,562.48 and 733.72

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Solution

The fourth proportional to 1,708.18, 2,562.48 and 733.72 is: 1,100.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,708.18 : 2,562.48 = 733.72 : x
  2. Step 2: Convert to fraction form
    1,708.18/2,562.48 = 733.72/x
  3. Step 3: Cross multiply
    1,708.18x = 2,562.48 × 733.72
  4. Step 4: Simplify right side
    1,708.18x = 1,880,142.83
  5. Step 5: Solve for x
    x = 1,880,142.83/1,708.18
  6. Step 6: Final answer
    x = 1,100.67

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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.