Home / 3,089.37-4,263.51-1,894.49

Finding the Fourth Proportional to 3,089.37, 4,263.51 and 1,894.49

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Solution

The fourth proportional to 3,089.37, 4,263.51 and 1,894.49 is: 2,614.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089.37 : 4,263.51 = 1,894.49 : x
  2. Step 2: Convert to fraction form
    3,089.37/4,263.51 = 1,894.49/x
  3. Step 3: Cross multiply
    3,089.37x = 4,263.51 × 1,894.49
  4. Step 4: Simplify right side
    3,089.37x = 8,077,173.51
  5. Step 5: Solve for x
    x = 8,077,173.51/3,089.37
  6. Step 6: Final answer
    x = 2,614.51

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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.