Home / 6,733.09-9,291.27-3,748.78

Finding the Fourth Proportional to 6,733.09, 9,291.27 and 3,748.78

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Solution

The fourth proportional to 6,733.09, 9,291.27 and 3,748.78 is: 5,173.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,733.09 : 9,291.27 = 3,748.78 : x
  2. Step 2: Convert to fraction form
    6,733.09/9,291.27 = 3,748.78/x
  3. Step 3: Cross multiply
    6,733.09x = 9,291.27 × 3,748.78
  4. Step 4: Simplify right side
    6,733.09x = 34,830,927.15
  5. Step 5: Solve for x
    x = 34,830,927.15/6,733.09
  6. Step 6: Final answer
    x = 5,173.10

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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.