Home / 3,510.41-4,844.61-1,938.47

Finding the Fourth Proportional to 3,510.41, 4,844.61 and 1,938.47

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Solution

The fourth proportional to 3,510.41, 4,844.61 and 1,938.47 is: 2,675.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,510.41 : 4,844.61 = 1,938.47 : x
  2. Step 2: Convert to fraction form
    3,510.41/4,844.61 = 1,938.47/x
  3. Step 3: Cross multiply
    3,510.41x = 4,844.61 × 1,938.47
  4. Step 4: Simplify right side
    3,510.41x = 9,391,106.92
  5. Step 5: Solve for x
    x = 9,391,106.92/3,510.41
  6. Step 6: Final answer
    x = 2,675.22

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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.