Home / 1,604.18-2,211.63-1,273.70

Finding the Fourth Proportional to 1,604.18, 2,211.63 and 1,273.70

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Solution

The fourth proportional to 1,604.18, 2,211.63 and 1,273.70 is: 1,756.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604.18 : 2,211.63 = 1,273.70 : x
  2. Step 2: Convert to fraction form
    1,604.18/2,211.63 = 1,273.70/x
  3. Step 3: Cross multiply
    1,604.18x = 2,211.63 × 1,273.70
  4. Step 4: Simplify right side
    1,604.18x = 2,816,953.13
  5. Step 5: Solve for x
    x = 2,816,953.13/1,604.18
  6. Step 6: Final answer
    x = 1,756.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.