Home / 1,958.45-2,693.40-1,709.93

Finding the Fourth Proportional to 1,958.45, 2,693.40 and 1,709.93

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Solution

The fourth proportional to 1,958.45, 2,693.40 and 1,709.93 is: 2,351.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,958.45 : 2,693.40 = 1,709.93 : x
  2. Step 2: Convert to fraction form
    1,958.45/2,693.40 = 1,709.93/x
  3. Step 3: Cross multiply
    1,958.45x = 2,693.40 × 1,709.93
  4. Step 4: Simplify right side
    1,958.45x = 4,605,525.46
  5. Step 5: Solve for x
    x = 4,605,525.46/1,958.45
  6. Step 6: Final answer
    x = 2,351.62

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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.