Home / 6,218.68-9,328.70-1,836.14

Finding the Fourth Proportional to 6,218.68, 9,328.70 and 1,836.14

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Solution

The fourth proportional to 6,218.68, 9,328.70 and 1,836.14 is: 2,754.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,218.68 : 9,328.70 = 1,836.14 : x
  2. Step 2: Convert to fraction form
    6,218.68/9,328.70 = 1,836.14/x
  3. Step 3: Cross multiply
    6,218.68x = 9,328.70 × 1,836.14
  4. Step 4: Simplify right side
    6,218.68x = 17,128,799.22
  5. Step 5: Solve for x
    x = 17,128,799.22/6,218.68
  6. Step 6: Final answer
    x = 2,754.41

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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.