Home / 1,509.45-2,263.77-1,025.48

Finding the Fourth Proportional to 1,509.45, 2,263.77 and 1,025.48

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Solution

The fourth proportional to 1,509.45, 2,263.77 and 1,025.48 is: 1,537.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,509.45 : 2,263.77 = 1,025.48 : x
  2. Step 2: Convert to fraction form
    1,509.45/2,263.77 = 1,025.48/x
  3. Step 3: Cross multiply
    1,509.45x = 2,263.77 × 1,025.48
  4. Step 4: Simplify right side
    1,509.45x = 2,321,450.86
  5. Step 5: Solve for x
    x = 2,321,450.86/1,509.45
  6. Step 6: Final answer
    x = 1,537.94

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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.