Home / 5,266.23-7,899.32-1,370.63

Finding the Fourth Proportional to 5,266.23, 7,899.32 and 1,370.63

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Solution

The fourth proportional to 5,266.23, 7,899.32 and 1,370.63 is: 2,055.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,266.23 : 7,899.32 = 1,370.63 : x
  2. Step 2: Convert to fraction form
    5,266.23/7,899.32 = 1,370.63/x
  3. Step 3: Cross multiply
    5,266.23x = 7,899.32 × 1,370.63
  4. Step 4: Simplify right side
    5,266.23x = 10,826,998.62
  5. Step 5: Solve for x
    x = 10,826,998.62/5,266.23
  6. Step 6: Final answer
    x = 2,055.93

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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.