Home / 1,597.44-2,205.78-1,515.90

Finding the Fourth Proportional to 1,597.44, 2,205.78 and 1,515.90

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Solution

The fourth proportional to 1,597.44, 2,205.78 and 1,515.90 is: 2,093.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,597.44 : 2,205.78 = 1,515.90 : x
  2. Step 2: Convert to fraction form
    1,597.44/2,205.78 = 1,515.90/x
  3. Step 3: Cross multiply
    1,597.44x = 2,205.78 × 1,515.90
  4. Step 4: Simplify right side
    1,597.44x = 3,343,741.90
  5. Step 5: Solve for x
    x = 3,343,741.90/1,597.44
  6. Step 6: Final answer
    x = 2,093.19

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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.