Home / 3,510.63-4,844.75-1,938.83

Finding the Fourth Proportional to 3,510.63, 4,844.75 and 1,938.83

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Solution

The fourth proportional to 3,510.63, 4,844.75 and 1,938.83 is: 2,675.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,510.63 : 4,844.75 = 1,938.83 : x
  2. Step 2: Convert to fraction form
    3,510.63/4,844.75 = 1,938.83/x
  3. Step 3: Cross multiply
    3,510.63x = 4,844.75 × 1,938.83
  4. Step 4: Simplify right side
    3,510.63x = 9,393,146.64
  5. Step 5: Solve for x
    x = 9,393,146.64/3,510.63
  6. Step 6: Final answer
    x = 2,675.63

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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.