Home / 6,752.19-10,128.52-1,821.96

Finding the Fourth Proportional to 6,752.19, 10,128.52 and 1,821.96

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Solution

The fourth proportional to 6,752.19, 10,128.52 and 1,821.96 is: 2,733.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,752.19 : 10,128.52 = 1,821.96 : x
  2. Step 2: Convert to fraction form
    6,752.19/10,128.52 = 1,821.96/x
  3. Step 3: Cross multiply
    6,752.19x = 10,128.52 × 1,821.96
  4. Step 4: Simplify right side
    6,752.19x = 18,453,707.66
  5. Step 5: Solve for x
    x = 18,453,707.66/6,752.19
  6. Step 6: Final answer
    x = 2,733.00

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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.