Home / 3,019.34-4,531.26-1,558.28

Finding the Fourth Proportional to 3,019.34, 4,531.26 and 1,558.28

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Solution

The fourth proportional to 3,019.34, 4,531.26 and 1,558.28 is: 2,338.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019.34 : 4,531.26 = 1,558.28 : x
  2. Step 2: Convert to fraction form
    3,019.34/4,531.26 = 1,558.28/x
  3. Step 3: Cross multiply
    3,019.34x = 4,531.26 × 1,558.28
  4. Step 4: Simplify right side
    3,019.34x = 7,060,971.83
  5. Step 5: Solve for x
    x = 7,060,971.83/3,019.34
  6. Step 6: Final answer
    x = 2,338.58

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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.