Home / 4,704.52-7,056.78-1,930.72

Finding the Fourth Proportional to 4,704.52, 7,056.78 and 1,930.72

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Solution

The fourth proportional to 4,704.52, 7,056.78 and 1,930.72 is: 2,896.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,704.52 : 7,056.78 = 1,930.72 : x
  2. Step 2: Convert to fraction form
    4,704.52/7,056.78 = 1,930.72/x
  3. Step 3: Cross multiply
    4,704.52x = 7,056.78 × 1,930.72
  4. Step 4: Simplify right side
    4,704.52x = 13,624,666.28
  5. Step 5: Solve for x
    x = 13,624,666.28/4,704.52
  6. Step 6: Final answer
    x = 2,896.08

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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.