Home / 7,759.22-10,708.23-4,402.05

Finding the Fourth Proportional to 7,759.22, 10,708.23 and 4,402.05

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Solution

The fourth proportional to 7,759.22, 10,708.23 and 4,402.05 is: 6,075.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,759.22 : 10,708.23 = 4,402.05 : x
  2. Step 2: Convert to fraction form
    7,759.22/10,708.23 = 4,402.05/x
  3. Step 3: Cross multiply
    7,759.22x = 10,708.23 × 4,402.05
  4. Step 4: Simplify right side
    7,759.22x = 47,138,163.87
  5. Step 5: Solve for x
    x = 47,138,163.87/7,759.22
  6. Step 6: Final answer
    x = 6,075.12

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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.