Home / 3,047.05-4,571.66-1,316.89

Finding the Fourth Proportional to 3,047.05, 4,571.66 and 1,316.89

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Solution

The fourth proportional to 3,047.05, 4,571.66 and 1,316.89 is: 1,975.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,047.05 : 4,571.66 = 1,316.89 : x
  2. Step 2: Convert to fraction form
    3,047.05/4,571.66 = 1,316.89/x
  3. Step 3: Cross multiply
    3,047.05x = 4,571.66 × 1,316.89
  4. Step 4: Simplify right side
    3,047.05x = 6,020,373.34
  5. Step 5: Solve for x
    x = 6,020,373.34/3,047.05
  6. Step 6: Final answer
    x = 1,975.80

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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.