Home / 4,145.67-6,218.61-1,548.09

Finding the Fourth Proportional to 4,145.67, 6,218.61 and 1,548.09

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Solution

The fourth proportional to 4,145.67, 6,218.61 and 1,548.09 is: 2,322.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,145.67 : 6,218.61 = 1,548.09 : x
  2. Step 2: Convert to fraction form
    4,145.67/6,218.61 = 1,548.09/x
  3. Step 3: Cross multiply
    4,145.67x = 6,218.61 × 1,548.09
  4. Step 4: Simplify right side
    4,145.67x = 9,626,967.95
  5. Step 5: Solve for x
    x = 9,626,967.95/4,145.67
  6. Step 6: Final answer
    x = 2,322.17

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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.