Home / 6,101.94-8,420.70-3,307.44

Finding the Fourth Proportional to 6,101.94, 8,420.70 and 3,307.44

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Solution

The fourth proportional to 6,101.94, 8,420.70 and 3,307.44 is: 4,564.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,101.94 : 8,420.70 = 3,307.44 : x
  2. Step 2: Convert to fraction form
    6,101.94/8,420.70 = 3,307.44/x
  3. Step 3: Cross multiply
    6,101.94x = 8,420.70 × 3,307.44
  4. Step 4: Simplify right side
    6,101.94x = 27,850,960.01
  5. Step 5: Solve for x
    x = 27,850,960.01/6,101.94
  6. Step 6: Final answer
    x = 4,564.28

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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.