Home / 6,721.44-10,075.20-4,867.92

Finding the Fourth Proportional to 6,721.44, 10,075.20 and 4,867.92

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Solution

The fourth proportional to 6,721.44, 10,075.20 and 4,867.92 is: 7,296.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,721.44 : 10,075.20 = 4,867.92 : x
  2. Step 2: Convert to fraction form
    6,721.44/10,075.20 = 4,867.92/x
  3. Step 3: Cross multiply
    6,721.44x = 10,075.20 × 4,867.92
  4. Step 4: Simplify right side
    6,721.44x = 49,045,267.58
  5. Step 5: Solve for x
    x = 49,045,267.58/6,721.44
  6. Step 6: Final answer
    x = 7,296.84

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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.