Home / 3,777.04-5,665.72-2,315.28

Finding the Fourth Proportional to 3,777.04, 5,665.72 and 2,315.28

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Solution

The fourth proportional to 3,777.04, 5,665.72 and 2,315.28 is: 3,473.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,777.04 : 5,665.72 = 2,315.28 : x
  2. Step 2: Convert to fraction form
    3,777.04/5,665.72 = 2,315.28/x
  3. Step 3: Cross multiply
    3,777.04x = 5,665.72 × 2,315.28
  4. Step 4: Simplify right side
    3,777.04x = 13,117,728.20
  5. Step 5: Solve for x
    x = 13,117,728.20/3,777.04
  6. Step 6: Final answer
    x = 3,473.02

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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.