Home / 1,370.67-2,054.29-589.75

Finding the Fourth Proportional to 1,370.67, 2,054.29 and 589.75

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Solution

The fourth proportional to 1,370.67, 2,054.29 and 589.75 is: 883.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370.67 : 2,054.29 = 589.75 : x
  2. Step 2: Convert to fraction form
    1,370.67/2,054.29 = 589.75/x
  3. Step 3: Cross multiply
    1,370.67x = 2,054.29 × 589.75
  4. Step 4: Simplify right side
    1,370.67x = 1,211,517.53
  5. Step 5: Solve for x
    x = 1,211,517.53/1,370.67
  6. Step 6: Final answer
    x = 883.89

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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.