Home / 4,746.34-7,122.06-1,974.92

Finding the Fourth Proportional to 4,746.34, 7,122.06 and 1,974.92

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Solution

The fourth proportional to 4,746.34, 7,122.06 and 1,974.92 is: 2,963.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,746.34 : 7,122.06 = 1,974.92 : x
  2. Step 2: Convert to fraction form
    4,746.34/7,122.06 = 1,974.92/x
  3. Step 3: Cross multiply
    4,746.34x = 7,122.06 × 1,974.92
  4. Step 4: Simplify right side
    4,746.34x = 14,065,516.54
  5. Step 5: Solve for x
    x = 14,065,516.54/4,746.34
  6. Step 6: Final answer
    x = 2,963.45

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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.