Home / 4,253.49-5,871.42-2,485.67

Finding the Fourth Proportional to 4,253.49, 5,871.42 and 2,485.67

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Solution

The fourth proportional to 4,253.49, 5,871.42 and 2,485.67 is: 3,431.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,253.49 : 5,871.42 = 2,485.67 : x
  2. Step 2: Convert to fraction form
    4,253.49/5,871.42 = 2,485.67/x
  3. Step 3: Cross multiply
    4,253.49x = 5,871.42 × 2,485.67
  4. Step 4: Simplify right side
    4,253.49x = 14,594,383.19
  5. Step 5: Solve for x
    x = 14,594,383.19/4,253.49
  6. Step 6: Final answer
    x = 3,431.15

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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.