Home / 1,704.02-2,556.30-1,011.20

Finding the Fourth Proportional to 1,704.02, 2,556.30 and 1,011.20

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Solution

The fourth proportional to 1,704.02, 2,556.30 and 1,011.20 is: 1,516.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,704.02 : 2,556.30 = 1,011.20 : x
  2. Step 2: Convert to fraction form
    1,704.02/2,556.30 = 1,011.20/x
  3. Step 3: Cross multiply
    1,704.02x = 2,556.30 × 1,011.20
  4. Step 4: Simplify right side
    1,704.02x = 2,584,930.56
  5. Step 5: Solve for x
    x = 2,584,930.56/1,704.02
  6. Step 6: Final answer
    x = 1,516.96

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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.