Home / 4,253.70-5,871.96-2,485.02

Finding the Fourth Proportional to 4,253.70, 5,871.96 and 2,485.02

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Solution

The fourth proportional to 4,253.70, 5,871.96 and 2,485.02 is: 3,430.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,253.70 : 5,871.96 = 2,485.02 : x
  2. Step 2: Convert to fraction form
    4,253.70/5,871.96 = 2,485.02/x
  3. Step 3: Cross multiply
    4,253.70x = 5,871.96 × 2,485.02
  4. Step 4: Simplify right side
    4,253.70x = 14,591,938.04
  5. Step 5: Solve for x
    x = 14,591,938.04/4,253.70
  6. Step 6: Final answer
    x = 3,430.41

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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.