Home / 6,929.72-10,393.88-1,735.60

Finding the Fourth Proportional to 6,929.72, 10,393.88 and 1,735.60

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Solution

The fourth proportional to 6,929.72, 10,393.88 and 1,735.60 is: 2,603.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,929.72 : 10,393.88 = 1,735.60 : x
  2. Step 2: Convert to fraction form
    6,929.72/10,393.88 = 1,735.60/x
  3. Step 3: Cross multiply
    6,929.72x = 10,393.88 × 1,735.60
  4. Step 4: Simplify right side
    6,929.72x = 18,039,618.13
  5. Step 5: Solve for x
    x = 18,039,618.13/6,929.72
  6. Step 6: Final answer
    x = 2,603.22

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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.