Home / 6,930.49-9,567.53-4,279.36

Finding the Fourth Proportional to 6,930.49, 9,567.53 and 4,279.36

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Solution

The fourth proportional to 6,930.49, 9,567.53 and 4,279.36 is: 5,907.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,930.49 : 9,567.53 = 4,279.36 : x
  2. Step 2: Convert to fraction form
    6,930.49/9,567.53 = 4,279.36/x
  3. Step 3: Cross multiply
    6,930.49x = 9,567.53 × 4,279.36
  4. Step 4: Simplify right side
    6,930.49x = 40,942,905.18
  5. Step 5: Solve for x
    x = 40,942,905.18/6,930.49
  6. Step 6: Final answer
    x = 5,907.65

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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.