Home / 3,964.28-5,938.73-3,075.47

Finding the Fourth Proportional to 3,964.28, 5,938.73 and 3,075.47

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Solution

The fourth proportional to 3,964.28, 5,938.73 and 3,075.47 is: 4,607.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,964.28 : 5,938.73 = 3,075.47 : x
  2. Step 2: Convert to fraction form
    3,964.28/5,938.73 = 3,075.47/x
  3. Step 3: Cross multiply
    3,964.28x = 5,938.73 × 3,075.47
  4. Step 4: Simplify right side
    3,964.28x = 18,264,379.01
  5. Step 5: Solve for x
    x = 18,264,379.01/3,964.28
  6. Step 6: Final answer
    x = 4,607.24

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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.