Home / 6,748.37-9,312.74-3,764.20

Finding the Fourth Proportional to 6,748.37, 9,312.74 and 3,764.20

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Solution

The fourth proportional to 6,748.37, 9,312.74 and 3,764.20 is: 5,194.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,748.37 : 9,312.74 = 3,764.20 : x
  2. Step 2: Convert to fraction form
    6,748.37/9,312.74 = 3,764.20/x
  3. Step 3: Cross multiply
    6,748.37x = 9,312.74 × 3,764.20
  4. Step 4: Simplify right side
    6,748.37x = 35,055,034.36
  5. Step 5: Solve for x
    x = 35,055,034.36/6,748.37
  6. Step 6: Final answer
    x = 5,194.59

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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.