Home / 4,173.98-6,261.89-1,212.47

Finding the Fourth Proportional to 4,173.98, 6,261.89 and 1,212.47

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Solution

The fourth proportional to 4,173.98, 6,261.89 and 1,212.47 is: 1,818.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,173.98 : 6,261.89 = 1,212.47 : x
  2. Step 2: Convert to fraction form
    4,173.98/6,261.89 = 1,212.47/x
  3. Step 3: Cross multiply
    4,173.98x = 6,261.89 × 1,212.47
  4. Step 4: Simplify right side
    4,173.98x = 7,592,353.77
  5. Step 5: Solve for x
    x = 7,592,353.77/4,173.98
  6. Step 6: Final answer
    x = 1,818.97

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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.