Home / 4,700.82-7,051.23-1,238.07

Finding the Fourth Proportional to 4,700.82, 7,051.23 and 1,238.07

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Solution

The fourth proportional to 4,700.82, 7,051.23 and 1,238.07 is: 1,857.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,700.82 : 7,051.23 = 1,238.07 : x
  2. Step 2: Convert to fraction form
    4,700.82/7,051.23 = 1,238.07/x
  3. Step 3: Cross multiply
    4,700.82x = 7,051.23 × 1,238.07
  4. Step 4: Simplify right side
    4,700.82x = 8,729,916.33
  5. Step 5: Solve for x
    x = 8,729,916.33/4,700.82
  6. Step 6: Final answer
    x = 1,857.11

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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.