Home / 6,717.11-10,075.64-1,786.75

Finding the Fourth Proportional to 6,717.11, 10,075.64 and 1,786.75

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Solution

The fourth proportional to 6,717.11, 10,075.64 and 1,786.75 is: 2,680.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,717.11 : 10,075.64 = 1,786.75 : x
  2. Step 2: Convert to fraction form
    6,717.11/10,075.64 = 1,786.75/x
  3. Step 3: Cross multiply
    6,717.11x = 10,075.64 × 1,786.75
  4. Step 4: Simplify right side
    6,717.11x = 18,002,649.77
  5. Step 5: Solve for x
    x = 18,002,649.77/6,717.11
  6. Step 6: Final answer
    x = 2,680.12

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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.