Home / 4,046.64-6,075.40-2,100.40

Finding the Fourth Proportional to 4,046.64, 6,075.40 and 2,100.40

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Solution

The fourth proportional to 4,046.64, 6,075.40 and 2,100.40 is: 3,153.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,046.64 : 6,075.40 = 2,100.40 : x
  2. Step 2: Convert to fraction form
    4,046.64/6,075.40 = 2,100.40/x
  3. Step 3: Cross multiply
    4,046.64x = 6,075.40 × 2,100.40
  4. Step 4: Simplify right side
    4,046.64x = 12,760,770.16
  5. Step 5: Solve for x
    x = 12,760,770.16/4,046.64
  6. Step 6: Final answer
    x = 3,153.42

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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.