Home / 4,755.51-7,133.13-2,125.44

Finding the Fourth Proportional to 4,755.51, 7,133.13 and 2,125.44

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Solution

The fourth proportional to 4,755.51, 7,133.13 and 2,125.44 is: 3,188.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,755.51 : 7,133.13 = 2,125.44 : x
  2. Step 2: Convert to fraction form
    4,755.51/7,133.13 = 2,125.44/x
  3. Step 3: Cross multiply
    4,755.51x = 7,133.13 × 2,125.44
  4. Step 4: Simplify right side
    4,755.51x = 15,161,039.83
  5. Step 5: Solve for x
    x = 15,161,039.83/4,755.51
  6. Step 6: Final answer
    x = 3,188.10

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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.