Home / 4,755.17-7,131.40-1,832.81

Finding the Fourth Proportional to 4,755.17, 7,131.40 and 1,832.81

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Solution

The fourth proportional to 4,755.17, 7,131.40 and 1,832.81 is: 2,748.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,755.17 : 7,131.40 = 1,832.81 : x
  2. Step 2: Convert to fraction form
    4,755.17/7,131.40 = 1,832.81/x
  3. Step 3: Cross multiply
    4,755.17x = 7,131.40 × 1,832.81
  4. Step 4: Simplify right side
    4,755.17x = 13,070,460.99
  5. Step 5: Solve for x
    x = 13,070,460.99/4,755.17
  6. Step 6: Final answer
    x = 2,748.68

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1.5x scale

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.