Home / 6,218.78-9,325.53-1,835.06

Finding the Fourth Proportional to 6,218.78, 9,325.53 and 1,835.06

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Solution

The fourth proportional to 6,218.78, 9,325.53 and 1,835.06 is: 2,751.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,218.78 : 9,325.53 = 1,835.06 : x
  2. Step 2: Convert to fraction form
    6,218.78/9,325.53 = 1,835.06/x
  3. Step 3: Cross multiply
    6,218.78x = 9,325.53 × 1,835.06
  4. Step 4: Simplify right side
    6,218.78x = 17,112,860.45
  5. Step 5: Solve for x
    x = 17,112,860.45/6,218.78
  6. Step 6: Final answer
    x = 2,751.81

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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.