Home / 5,576.51-7,695.42-3,153.62

Finding the Fourth Proportional to 5,576.51, 7,695.42 and 3,153.62

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Solution

The fourth proportional to 5,576.51, 7,695.42 and 3,153.62 is: 4,351.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,576.51 : 7,695.42 = 3,153.62 : x
  2. Step 2: Convert to fraction form
    5,576.51/7,695.42 = 3,153.62/x
  3. Step 3: Cross multiply
    5,576.51x = 7,695.42 × 3,153.62
  4. Step 4: Simplify right side
    5,576.51x = 24,268,431.45
  5. Step 5: Solve for x
    x = 24,268,431.45/5,576.51
  6. Step 6: Final answer
    x = 4,351.90

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1.5x scale

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.