Home / 3,756.77-5,636.08-2,648.36

Finding the Fourth Proportional to 3,756.77, 5,636.08 and 2,648.36

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Solution

The fourth proportional to 3,756.77, 5,636.08 and 2,648.36 is: 3,973.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,756.77 : 5,636.08 = 2,648.36 : x
  2. Step 2: Convert to fraction form
    3,756.77/5,636.08 = 2,648.36/x
  3. Step 3: Cross multiply
    3,756.77x = 5,636.08 × 2,648.36
  4. Step 4: Simplify right side
    3,756.77x = 14,926,343.96
  5. Step 5: Solve for x
    x = 14,926,343.96/3,756.77
  6. Step 6: Final answer
    x = 3,973.18

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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.