Home / 4,607.87-6,912.79-1,488.06

Finding the Fourth Proportional to 4,607.87, 6,912.79 and 1,488.06

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Solution

The fourth proportional to 4,607.87, 6,912.79 and 1,488.06 is: 2,232.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,607.87 : 6,912.79 = 1,488.06 : x
  2. Step 2: Convert to fraction form
    4,607.87/6,912.79 = 1,488.06/x
  3. Step 3: Cross multiply
    4,607.87x = 6,912.79 × 1,488.06
  4. Step 4: Simplify right side
    4,607.87x = 10,286,604.28
  5. Step 5: Solve for x
    x = 10,286,604.28/4,607.87
  6. Step 6: Final answer
    x = 2,232.40

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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.