Home / 4,639.78-6,960.59-4,175.04

Finding the Fourth Proportional to 4,639.78, 6,960.59 and 4,175.04

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Solution

The fourth proportional to 4,639.78, 6,960.59 and 4,175.04 is: 6,263.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,639.78 : 6,960.59 = 4,175.04 : x
  2. Step 2: Convert to fraction form
    4,639.78/6,960.59 = 4,175.04/x
  3. Step 3: Cross multiply
    4,639.78x = 6,960.59 × 4,175.04
  4. Step 4: Simplify right side
    4,639.78x = 29,060,706.87
  5. Step 5: Solve for x
    x = 29,060,706.87/4,639.78
  6. Step 6: Final answer
    x = 6,263.39

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1.5x scale

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.