Home / 1,748.46-2,623.08-515.94

Finding the Fourth Proportional to 1,748.46, 2,623.08 and 515.94

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Solution

The fourth proportional to 1,748.46, 2,623.08 and 515.94 is: 774.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,748.46 : 2,623.08 = 515.94 : x
  2. Step 2: Convert to fraction form
    1,748.46/2,623.08 = 515.94/x
  3. Step 3: Cross multiply
    1,748.46x = 2,623.08 × 515.94
  4. Step 4: Simplify right side
    1,748.46x = 1,353,351.90
  5. Step 5: Solve for x
    x = 1,353,351.90/1,748.46
  6. Step 6: Final answer
    x = 774.03

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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.