Home / 4,119.75-6,180.40-1,654.76

Finding the Fourth Proportional to 4,119.75, 6,180.40 and 1,654.76

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Solution

The fourth proportional to 4,119.75, 6,180.40 and 1,654.76 is: 2,482.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,119.75 : 6,180.40 = 1,654.76 : x
  2. Step 2: Convert to fraction form
    4,119.75/6,180.40 = 1,654.76/x
  3. Step 3: Cross multiply
    4,119.75x = 6,180.40 × 1,654.76
  4. Step 4: Simplify right side
    4,119.75x = 10,227,096.22
  5. Step 5: Solve for x
    x = 10,227,096.22/4,119.75
  6. Step 6: Final answer
    x = 2,482.46

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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.