Home / 4,631.92-6,947.52-1,858.48

Finding the Fourth Proportional to 4,631.92, 6,947.52 and 1,858.48

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Solution

The fourth proportional to 4,631.92, 6,947.52 and 1,858.48 is: 2,787.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,631.92 : 6,947.52 = 1,858.48 : x
  2. Step 2: Convert to fraction form
    4,631.92/6,947.52 = 1,858.48/x
  3. Step 3: Cross multiply
    4,631.92x = 6,947.52 × 1,858.48
  4. Step 4: Simplify right side
    4,631.92x = 12,911,826.97
  5. Step 5: Solve for x
    x = 12,911,826.97/4,631.92
  6. Step 6: Final answer
    x = 2,787.58

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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.