Home / 1,704.70-2,557.59-1,055.89

Finding the Fourth Proportional to 1,704.70, 2,557.59 and 1,055.89

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Solution

The fourth proportional to 1,704.70, 2,557.59 and 1,055.89 is: 1,584.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,704.70 : 2,557.59 = 1,055.89 : x
  2. Step 2: Convert to fraction form
    1,704.70/2,557.59 = 1,055.89/x
  3. Step 3: Cross multiply
    1,704.70x = 2,557.59 × 1,055.89
  4. Step 4: Simplify right side
    1,704.70x = 2,700,533.71
  5. Step 5: Solve for x
    x = 2,700,533.71/1,704.70
  6. Step 6: Final answer
    x = 1,584.17

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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.