Home / 3,485.55-4,797.54-3,153.27

Finding the Fourth Proportional to 3,485.55, 4,797.54 and 3,153.27

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Solution

The fourth proportional to 3,485.55, 4,797.54 and 3,153.27 is: 4,340.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485.55 : 4,797.54 = 3,153.27 : x
  2. Step 2: Convert to fraction form
    3,485.55/4,797.54 = 3,153.27/x
  3. Step 3: Cross multiply
    3,485.55x = 4,797.54 × 3,153.27
  4. Step 4: Simplify right side
    3,485.55x = 15,127,938.96
  5. Step 5: Solve for x
    x = 15,127,938.96/3,485.55
  6. Step 6: Final answer
    x = 4,340.19

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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.