Home / 6,721.52-10,075.80-3,436.16

Finding the Fourth Proportional to 6,721.52, 10,075.80 and 3,436.16

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Solution

The fourth proportional to 6,721.52, 10,075.80 and 3,436.16 is: 5,150.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,721.52 : 10,075.80 = 3,436.16 : x
  2. Step 2: Convert to fraction form
    6,721.52/10,075.80 = 3,436.16/x
  3. Step 3: Cross multiply
    6,721.52x = 10,075.80 × 3,436.16
  4. Step 4: Simplify right side
    6,721.52x = 34,622,060.93
  5. Step 5: Solve for x
    x = 34,622,060.93/6,721.52
  6. Step 6: Final answer
    x = 5,150.93

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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.