Home / 5,133.40-7,701.90-1,846.60

Finding the Fourth Proportional to 5,133.40, 7,701.90 and 1,846.60

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Solution

The fourth proportional to 5,133.40, 7,701.90 and 1,846.60 is: 2,770.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,133.40 : 7,701.90 = 1,846.60 : x
  2. Step 2: Convert to fraction form
    5,133.40/7,701.90 = 1,846.60/x
  3. Step 3: Cross multiply
    5,133.40x = 7,701.90 × 1,846.60
  4. Step 4: Simplify right side
    5,133.40x = 14,222,328.54
  5. Step 5: Solve for x
    x = 14,222,328.54/5,133.40
  6. Step 6: Final answer
    x = 2,770.55

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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.