Home / 4,945.86-7,417.99-1,827.33

Finding the Fourth Proportional to 4,945.86, 7,417.99 and 1,827.33

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Solution

The fourth proportional to 4,945.86, 7,417.99 and 1,827.33 is: 2,740.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,945.86 : 7,417.99 = 1,827.33 : x
  2. Step 2: Convert to fraction form
    4,945.86/7,417.99 = 1,827.33/x
  3. Step 3: Cross multiply
    4,945.86x = 7,417.99 × 1,827.33
  4. Step 4: Simplify right side
    4,945.86x = 13,555,115.67
  5. Step 5: Solve for x
    x = 13,555,115.67/4,945.86
  6. Step 6: Final answer
    x = 2,740.70

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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.