Home / 1,845.61-2,550.19-1,475.65

Finding the Fourth Proportional to 1,845.61, 2,550.19 and 1,475.65

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Solution

The fourth proportional to 1,845.61, 2,550.19 and 1,475.65 is: 2,038.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845.61 : 2,550.19 = 1,475.65 : x
  2. Step 2: Convert to fraction form
    1,845.61/2,550.19 = 1,475.65/x
  3. Step 3: Cross multiply
    1,845.61x = 2,550.19 × 1,475.65
  4. Step 4: Simplify right side
    1,845.61x = 3,763,187.87
  5. Step 5: Solve for x
    x = 3,763,187.87/1,845.61
  6. Step 6: Final answer
    x = 2,038.99

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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.