Home / 4,639.07-6,946.16-3,628.40

Finding the Fourth Proportional to 4,639.07, 6,946.16 and 3,628.40

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Solution

The fourth proportional to 4,639.07, 6,946.16 and 3,628.40 is: 5,432.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,639.07 : 6,946.16 = 3,628.40 : x
  2. Step 2: Convert to fraction form
    4,639.07/6,946.16 = 3,628.40/x
  3. Step 3: Cross multiply
    4,639.07x = 6,946.16 × 3,628.40
  4. Step 4: Simplify right side
    4,639.07x = 25,203,394.07
  5. Step 5: Solve for x
    x = 25,203,394.07/4,639.07
  6. Step 6: Final answer
    x = 5,432.85

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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.