Home / 5,222.18-7,836.33-1,937.55

Finding the Fourth Proportional to 5,222.18, 7,836.33 and 1,937.55

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Solution

The fourth proportional to 5,222.18, 7,836.33 and 1,937.55 is: 2,907.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,222.18 : 7,836.33 = 1,937.55 : x
  2. Step 2: Convert to fraction form
    5,222.18/7,836.33 = 1,937.55/x
  3. Step 3: Cross multiply
    5,222.18x = 7,836.33 × 1,937.55
  4. Step 4: Simplify right side
    5,222.18x = 15,183,281.19
  5. Step 5: Solve for x
    x = 15,183,281.19/5,222.18
  6. Step 6: Final answer
    x = 2,907.46

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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.