Home / 3,676.12-5,075.02-2,835

Finding the Fourth Proportional to 3,676.12, 5,075.02 and 2,835

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Solution

The fourth proportional to 3,676.12, 5,075.02 and 2,835 is: 3,913.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676.12 : 5,075.02 = 2,835 : x
  2. Step 2: Convert to fraction form
    3,676.12/5,075.02 = 2,835/x
  3. Step 3: Cross multiply
    3,676.12x = 5,075.02 × 2,835
  4. Step 4: Simplify right side
    3,676.12x = 14,387,681.70
  5. Step 5: Solve for x
    x = 14,387,681.70/3,676.12
  6. Step 6: Final answer
    x = 3,913.82

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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.