Home / 7,075.06-9,763.68-4,280.56

Finding the Fourth Proportional to 7,075.06, 9,763.68 and 4,280.56

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Solution

The fourth proportional to 7,075.06, 9,763.68 and 4,280.56 is: 5,907.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,075.06 : 9,763.68 = 4,280.56 : x
  2. Step 2: Convert to fraction form
    7,075.06/9,763.68 = 4,280.56/x
  3. Step 3: Cross multiply
    7,075.06x = 9,763.68 × 4,280.56
  4. Step 4: Simplify right side
    7,075.06x = 41,794,018.06
  5. Step 5: Solve for x
    x = 41,794,018.06/7,075.06
  6. Step 6: Final answer
    x = 5,907.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.