Home / 6,883.20-10,320.66-2,718.36

Finding the Fourth Proportional to 6,883.20, 10,320.66 and 2,718.36

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Solution

The fourth proportional to 6,883.20, 10,320.66 and 2,718.36 is: 4,075.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,883.20 : 10,320.66 = 2,718.36 : x
  2. Step 2: Convert to fraction form
    6,883.20/10,320.66 = 2,718.36/x
  3. Step 3: Cross multiply
    6,883.20x = 10,320.66 × 2,718.36
  4. Step 4: Simplify right side
    6,883.20x = 28,055,269.32
  5. Step 5: Solve for x
    x = 28,055,269.32/6,883.20
  6. Step 6: Final answer
    x = 4,075.91

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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.