Home / 3,510.50-4,844.43-1,938.56

Finding the Fourth Proportional to 3,510.50, 4,844.43 and 1,938.56

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Solution

The fourth proportional to 3,510.50, 4,844.43 and 1,938.56 is: 2,675.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,510.50 : 4,844.43 = 1,938.56 : x
  2. Step 2: Convert to fraction form
    3,510.50/4,844.43 = 1,938.56/x
  3. Step 3: Cross multiply
    3,510.50x = 4,844.43 × 1,938.56
  4. Step 4: Simplify right side
    3,510.50x = 9,391,218.22
  5. Step 5: Solve for x
    x = 9,391,218.22/3,510.50
  6. Step 6: Final answer
    x = 2,675.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.