Home / 3,822.50-5,733.75-1,225.51

Finding the Fourth Proportional to 3,822.50, 5,733.75 and 1,225.51

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Solution

The fourth proportional to 3,822.50, 5,733.75 and 1,225.51 is: 1,838.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,822.50 : 5,733.75 = 1,225.51 : x
  2. Step 2: Convert to fraction form
    3,822.50/5,733.75 = 1,225.51/x
  3. Step 3: Cross multiply
    3,822.50x = 5,733.75 × 1,225.51
  4. Step 4: Simplify right side
    3,822.50x = 7,026,767.96
  5. Step 5: Solve for x
    x = 7,026,767.96/3,822.50
  6. Step 6: Final answer
    x = 1,838.27

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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.