Home / 7,075.37-9,767.03-4,422.21

Finding the Fourth Proportional to 7,075.37, 9,767.03 and 4,422.21

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Solution

The fourth proportional to 7,075.37, 9,767.03 and 4,422.21 is: 6,104.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,075.37 : 9,767.03 = 4,422.21 : x
  2. Step 2: Convert to fraction form
    7,075.37/9,767.03 = 4,422.21/x
  3. Step 3: Cross multiply
    7,075.37x = 9,767.03 × 4,422.21
  4. Step 4: Simplify right side
    7,075.37x = 43,191,835.63
  5. Step 5: Solve for x
    x = 43,191,835.63/7,075.37
  6. Step 6: Final answer
    x = 6,104.54

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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.