Home / 1,604.23-2,417.29-1,427.45

Finding the Fourth Proportional to 1,604.23, 2,417.29 and 1,427.45

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Solution

The fourth proportional to 1,604.23, 2,417.29 and 1,427.45 is: 2,150.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604.23 : 2,417.29 = 1,427.45 : x
  2. Step 2: Convert to fraction form
    1,604.23/2,417.29 = 1,427.45/x
  3. Step 3: Cross multiply
    1,604.23x = 2,417.29 × 1,427.45
  4. Step 4: Simplify right side
    1,604.23x = 3,450,544.96
  5. Step 5: Solve for x
    x = 3,450,544.96/1,604.23
  6. Step 6: Final answer
    x = 2,150.91

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.