Home / 6,716.39-10,075.05-1,785.92

Finding the Fourth Proportional to 6,716.39, 10,075.05 and 1,785.92

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Solution

The fourth proportional to 6,716.39, 10,075.05 and 1,785.92 is: 2,679.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,716.39 : 10,075.05 = 1,785.92 : x
  2. Step 2: Convert to fraction form
    6,716.39/10,075.05 = 1,785.92/x
  3. Step 3: Cross multiply
    6,716.39x = 10,075.05 × 1,785.92
  4. Step 4: Simplify right side
    6,716.39x = 17,993,233.30
  5. Step 5: Solve for x
    x = 17,993,233.30/6,716.39
  6. Step 6: Final answer
    x = 2,679.00

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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.