Home / 5,821.36-8,733.28-1,928.48

Finding the Fourth Proportional to 5,821.36, 8,733.28 and 1,928.48

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Solution

The fourth proportional to 5,821.36, 8,733.28 and 1,928.48 is: 2,893.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,821.36 : 8,733.28 = 1,928.48 : x
  2. Step 2: Convert to fraction form
    5,821.36/8,733.28 = 1,928.48/x
  3. Step 3: Cross multiply
    5,821.36x = 8,733.28 × 1,928.48
  4. Step 4: Simplify right side
    5,821.36x = 16,841,955.81
  5. Step 5: Solve for x
    x = 16,841,955.81/5,821.36
  6. Step 6: Final answer
    x = 2,893.13

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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.