Home / 1,604.07-2,402.19-1,055.70

Finding the Fourth Proportional to 1,604.07, 2,402.19 and 1,055.70

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Solution

The fourth proportional to 1,604.07, 2,402.19 and 1,055.70 is: 1,580.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604.07 : 2,402.19 = 1,055.70 : x
  2. Step 2: Convert to fraction form
    1,604.07/2,402.19 = 1,055.70/x
  3. Step 3: Cross multiply
    1,604.07x = 2,402.19 × 1,055.70
  4. Step 4: Simplify right side
    1,604.07x = 2,535,991.98
  5. Step 5: Solve for x
    x = 2,535,991.98/1,604.07
  6. Step 6: Final answer
    x = 1,580.97

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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.