Home / 1,918.56-2,636.14-1,524.90

Finding the Fourth Proportional to 1,918.56, 2,636.14 and 1,524.90

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Solution

The fourth proportional to 1,918.56, 2,636.14 and 1,524.90 is: 2,095.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918.56 : 2,636.14 = 1,524.90 : x
  2. Step 2: Convert to fraction form
    1,918.56/2,636.14 = 1,524.90/x
  3. Step 3: Cross multiply
    1,918.56x = 2,636.14 × 1,524.90
  4. Step 4: Simplify right side
    1,918.56x = 4,019,856.48
  5. Step 5: Solve for x
    x = 4,019,856.48/1,918.56
  6. Step 6: Final answer
    x = 2,095.24

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.