Home / 6,212.58-9,318.53-1,830.08

Finding the Fourth Proportional to 6,212.58, 9,318.53 and 1,830.08

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Solution

The fourth proportional to 6,212.58, 9,318.53 and 1,830.08 is: 2,745.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,212.58 : 9,318.53 = 1,830.08 : x
  2. Step 2: Convert to fraction form
    6,212.58/9,318.53 = 1,830.08/x
  3. Step 3: Cross multiply
    6,212.58x = 9,318.53 × 1,830.08
  4. Step 4: Simplify right side
    6,212.58x = 17,053,599.64
  5. Step 5: Solve for x
    x = 17,053,599.64/6,212.58
  6. Step 6: Final answer
    x = 2,745.01

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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.