Home / 5,266.17-7,899.30-1,370.25

Finding the Fourth Proportional to 5,266.17, 7,899.30 and 1,370.25

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Solution

The fourth proportional to 5,266.17, 7,899.30 and 1,370.25 is: 2,055.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,266.17 : 7,899.30 = 1,370.25 : x
  2. Step 2: Convert to fraction form
    5,266.17/7,899.30 = 1,370.25/x
  3. Step 3: Cross multiply
    5,266.17x = 7,899.30 × 1,370.25
  4. Step 4: Simplify right side
    5,266.17x = 10,824,015.83
  5. Step 5: Solve for x
    x = 10,824,015.83/5,266.17
  6. Step 6: Final answer
    x = 2,055.39

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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.