Home / 4,635.84-6,395.52-3,239.40

Finding the Fourth Proportional to 4,635.84, 6,395.52 and 3,239.40

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Solution

The fourth proportional to 4,635.84, 6,395.52 and 3,239.40 is: 4,469.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,635.84 : 6,395.52 = 3,239.40 : x
  2. Step 2: Convert to fraction form
    4,635.84/6,395.52 = 3,239.40/x
  3. Step 3: Cross multiply
    4,635.84x = 6,395.52 × 3,239.40
  4. Step 4: Simplify right side
    4,635.84x = 20,717,647.49
  5. Step 5: Solve for x
    x = 20,717,647.49/4,635.84
  6. Step 6: Final answer
    x = 4,469.02

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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.