Home / 6,907.17-9,531.54-3,922.59

Finding the Fourth Proportional to 6,907.17, 9,531.54 and 3,922.59

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Solution

The fourth proportional to 6,907.17, 9,531.54 and 3,922.59 is: 5,412.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,907.17 : 9,531.54 = 3,922.59 : x
  2. Step 2: Convert to fraction form
    6,907.17/9,531.54 = 3,922.59/x
  3. Step 3: Cross multiply
    6,907.17x = 9,531.54 × 3,922.59
  4. Step 4: Simplify right side
    6,907.17x = 37,388,359.23
  5. Step 5: Solve for x
    x = 37,388,359.23/6,907.17
  6. Step 6: Final answer
    x = 5,412.98

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1.5x scale

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.