Home / 3,190.51-4,403.06-1,792.99

Finding the Fourth Proportional to 3,190.51, 4,403.06 and 1,792.99

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Solution

The fourth proportional to 3,190.51, 4,403.06 and 1,792.99 is: 2,474.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190.51 : 4,403.06 = 1,792.99 : x
  2. Step 2: Convert to fraction form
    3,190.51/4,403.06 = 1,792.99/x
  3. Step 3: Cross multiply
    3,190.51x = 4,403.06 × 1,792.99
  4. Step 4: Simplify right side
    3,190.51x = 7,894,642.55
  5. Step 5: Solve for x
    x = 7,894,642.55/3,190.51
  6. Step 6: Final answer
    x = 2,474.41

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1.5x scale

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.