Home / 6,018.80-9,028.46-1,858.71

Finding the Fourth Proportional to 6,018.80, 9,028.46 and 1,858.71

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Solution

The fourth proportional to 6,018.80, 9,028.46 and 1,858.71 is: 2,788.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,018.80 : 9,028.46 = 1,858.71 : x
  2. Step 2: Convert to fraction form
    6,018.80/9,028.46 = 1,858.71/x
  3. Step 3: Cross multiply
    6,018.80x = 9,028.46 × 1,858.71
  4. Step 4: Simplify right side
    6,018.80x = 16,781,279.59
  5. Step 5: Solve for x
    x = 16,781,279.59/6,018.80
  6. Step 6: Final answer
    x = 2,788.14

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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.