Home / 4,147.26-6,220.98-1,548.78

Finding the Fourth Proportional to 4,147.26, 6,220.98 and 1,548.78

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Solution

The fourth proportional to 4,147.26, 6,220.98 and 1,548.78 is: 2,323.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,147.26 : 6,220.98 = 1,548.78 : x
  2. Step 2: Convert to fraction form
    4,147.26/6,220.98 = 1,548.78/x
  3. Step 3: Cross multiply
    4,147.26x = 6,220.98 × 1,548.78
  4. Step 4: Simplify right side
    4,147.26x = 9,634,929.40
  5. Step 5: Solve for x
    x = 9,634,929.40/4,147.26
  6. Step 6: Final answer
    x = 2,323.20

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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.