Home / 2,953.32-4,075.77-1,627.03

Finding the Fourth Proportional to 2,953.32, 4,075.77 and 1,627.03

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Solution

The fourth proportional to 2,953.32, 4,075.77 and 1,627.03 is: 2,245.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953.32 : 4,075.77 = 1,627.03 : x
  2. Step 2: Convert to fraction form
    2,953.32/4,075.77 = 1,627.03/x
  3. Step 3: Cross multiply
    2,953.32x = 4,075.77 × 1,627.03
  4. Step 4: Simplify right side
    2,953.32x = 6,631,379.18
  5. Step 5: Solve for x
    x = 6,631,379.18/2,953.32
  6. Step 6: Final answer
    x = 2,245.40

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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.