Home / 6,907.10-9,531.74-3,763.29

Finding the Fourth Proportional to 6,907.10, 9,531.74 and 3,763.29

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Solution

The fourth proportional to 6,907.10, 9,531.74 and 3,763.29 is: 5,193.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,907.10 : 9,531.74 = 3,763.29 : x
  2. Step 2: Convert to fraction form
    6,907.10/9,531.74 = 3,763.29/x
  3. Step 3: Cross multiply
    6,907.10x = 9,531.74 × 3,763.29
  4. Step 4: Simplify right side
    6,907.10x = 35,870,701.82
  5. Step 5: Solve for x
    x = 35,870,701.82/6,907.10
  6. Step 6: Final answer
    x = 5,193.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.