Home / 6,748.20-9,312.53-3,763.96

Finding the Fourth Proportional to 6,748.20, 9,312.53 and 3,763.96

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Solution

The fourth proportional to 6,748.20, 9,312.53 and 3,763.96 is: 5,194.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,748.20 : 9,312.53 = 3,763.96 : x
  2. Step 2: Convert to fraction form
    6,748.20/9,312.53 = 3,763.96/x
  3. Step 3: Cross multiply
    6,748.20x = 9,312.53 × 3,763.96
  4. Step 4: Simplify right side
    6,748.20x = 35,051,948.32
  5. Step 5: Solve for x
    x = 35,051,948.32/6,748.20
  6. Step 6: Final answer
    x = 5,194.27

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1.5x scale

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.