Home / 1,435.19-2,150.01-995.54

Finding the Fourth Proportional to 1,435.19, 2,150.01 and 995.54

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Solution

The fourth proportional to 1,435.19, 2,150.01 and 995.54 is: 1,491.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435.19 : 2,150.01 = 995.54 : x
  2. Step 2: Convert to fraction form
    1,435.19/2,150.01 = 995.54/x
  3. Step 3: Cross multiply
    1,435.19x = 2,150.01 × 995.54
  4. Step 4: Simplify right side
    1,435.19x = 2,140,410.21
  5. Step 5: Solve for x
    x = 2,140,410.21/1,435.19
  6. Step 6: Final answer
    x = 1,491.38

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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.