Home / 2,953.13-4,075.69-1,694.39

Finding the Fourth Proportional to 2,953.13, 4,075.69 and 1,694.39

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Solution

The fourth proportional to 2,953.13, 4,075.69 and 1,694.39 is: 2,338.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953.13 : 4,075.69 = 1,694.39 : x
  2. Step 2: Convert to fraction form
    2,953.13/4,075.69 = 1,694.39/x
  3. Step 3: Cross multiply
    2,953.13x = 4,075.69 × 1,694.39
  4. Step 4: Simplify right side
    2,953.13x = 6,905,808.38
  5. Step 5: Solve for x
    x = 6,905,808.38/2,953.13
  6. Step 6: Final answer
    x = 2,338.47

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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.