Home / 1,754.16-2,630.26-1,103.50

Finding the Fourth Proportional to 1,754.16, 2,630.26 and 1,103.50

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Solution

The fourth proportional to 1,754.16, 2,630.26 and 1,103.50 is: 1,654.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,754.16 : 2,630.26 = 1,103.50 : x
  2. Step 2: Convert to fraction form
    1,754.16/2,630.26 = 1,103.50/x
  3. Step 3: Cross multiply
    1,754.16x = 2,630.26 × 1,103.50
  4. Step 4: Simplify right side
    1,754.16x = 2,902,491.91
  5. Step 5: Solve for x
    x = 2,902,491.91/1,754.16
  6. Step 6: Final answer
    x = 1,654.63

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1.5x scale

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.