Home / 2,953.46-4,075.68-1,627.16

Finding the Fourth Proportional to 2,953.46, 4,075.68 and 1,627.16

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Solution

The fourth proportional to 2,953.46, 4,075.68 and 1,627.16 is: 2,245.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953.46 : 4,075.68 = 1,627.16 : x
  2. Step 2: Convert to fraction form
    2,953.46/4,075.68 = 1,627.16/x
  3. Step 3: Cross multiply
    2,953.46x = 4,075.68 × 1,627.16
  4. Step 4: Simplify right side
    2,953.46x = 6,631,769.19
  5. Step 5: Solve for x
    x = 6,631,769.19/2,953.46
  6. Step 6: Final answer
    x = 2,245.42

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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.