Home / 6,245.26-8,603.78-4,353.40

Finding the Fourth Proportional to 6,245.26, 8,603.78 and 4,353.40

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Solution

The fourth proportional to 6,245.26, 8,603.78 and 4,353.40 is: 5,997.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,245.26 : 8,603.78 = 4,353.40 : x
  2. Step 2: Convert to fraction form
    6,245.26/8,603.78 = 4,353.40/x
  3. Step 3: Cross multiply
    6,245.26x = 8,603.78 × 4,353.40
  4. Step 4: Simplify right side
    6,245.26x = 37,455,695.85
  5. Step 5: Solve for x
    x = 37,455,695.85/6,245.26
  6. Step 6: Final answer
    x = 5,997.46

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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.