Home / 5,224.42-7,837.98-1,938.46

Finding the Fourth Proportional to 5,224.42, 7,837.98 and 1,938.46

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Solution

The fourth proportional to 5,224.42, 7,837.98 and 1,938.46 is: 2,908.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,224.42 : 7,837.98 = 1,938.46 : x
  2. Step 2: Convert to fraction form
    5,224.42/7,837.98 = 1,938.46/x
  3. Step 3: Cross multiply
    5,224.42x = 7,837.98 × 1,938.46
  4. Step 4: Simplify right side
    5,224.42x = 15,193,571.52
  5. Step 5: Solve for x
    x = 15,193,571.52/5,224.42
  6. Step 6: Final answer
    x = 2,908.18

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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.