Home / 3,139.16-4,705.67-1,495.26

Finding the Fourth Proportional to 3,139.16, 4,705.67 and 1,495.26

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Solution

The fourth proportional to 3,139.16, 4,705.67 and 1,495.26 is: 2,241.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,139.16 : 4,705.67 = 1,495.26 : x
  2. Step 2: Convert to fraction form
    3,139.16/4,705.67 = 1,495.26/x
  3. Step 3: Cross multiply
    3,139.16x = 4,705.67 × 1,495.26
  4. Step 4: Simplify right side
    3,139.16x = 7,036,192.65
  5. Step 5: Solve for x
    x = 7,036,192.65/3,139.16
  6. Step 6: Final answer
    x = 2,241.43

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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.