Home / 4,243.55-5,858.46-2,829.15

Finding the Fourth Proportional to 4,243.55, 5,858.46 and 2,829.15

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Solution

The fourth proportional to 4,243.55, 5,858.46 and 2,829.15 is: 3,905.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,243.55 : 5,858.46 = 2,829.15 : x
  2. Step 2: Convert to fraction form
    4,243.55/5,858.46 = 2,829.15/x
  3. Step 3: Cross multiply
    4,243.55x = 5,858.46 × 2,829.15
  4. Step 4: Simplify right side
    4,243.55x = 16,574,462.11
  5. Step 5: Solve for x
    x = 16,574,462.11/4,243.55
  6. Step 6: Final answer
    x = 3,905.81

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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.