Home / 3,445.86-5,166.99-1,798.38

Finding the Fourth Proportional to 3,445.86, 5,166.99 and 1,798.38

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Solution

The fourth proportional to 3,445.86, 5,166.99 and 1,798.38 is: 2,696.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445.86 : 5,166.99 = 1,798.38 : x
  2. Step 2: Convert to fraction form
    3,445.86/5,166.99 = 1,798.38/x
  3. Step 3: Cross multiply
    3,445.86x = 5,166.99 × 1,798.38
  4. Step 4: Simplify right side
    3,445.86x = 9,292,211.48
  5. Step 5: Solve for x
    x = 9,292,211.48/3,445.86
  6. Step 6: Final answer
    x = 2,696.63

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1.5x scale

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.