Home / 4,145.58-6,218.15-1,548.31

Finding the Fourth Proportional to 4,145.58, 6,218.15 and 1,548.31

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Solution

The fourth proportional to 4,145.58, 6,218.15 and 1,548.31 is: 2,322.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,145.58 : 6,218.15 = 1,548.31 : x
  2. Step 2: Convert to fraction form
    4,145.58/6,218.15 = 1,548.31/x
  3. Step 3: Cross multiply
    4,145.58x = 6,218.15 × 1,548.31
  4. Step 4: Simplify right side
    4,145.58x = 9,627,623.83
  5. Step 5: Solve for x
    x = 9,627,623.83/4,145.58
  6. Step 6: Final answer
    x = 2,322.38

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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.