Home / 1,606.14-2,397.64-1,485.90

Finding the Fourth Proportional to 1,606.14, 2,397.64 and 1,485.90

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Solution

The fourth proportional to 1,606.14, 2,397.64 and 1,485.90 is: 2,218.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,606.14 : 2,397.64 = 1,485.90 : x
  2. Step 2: Convert to fraction form
    1,606.14/2,397.64 = 1,485.90/x
  3. Step 3: Cross multiply
    1,606.14x = 2,397.64 × 1,485.90
  4. Step 4: Simplify right side
    1,606.14x = 3,562,645.85
  5. Step 5: Solve for x
    x = 3,562,645.85/1,606.14
  6. Step 6: Final answer
    x = 2,218.14

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.