Home / 4,173.52-5,759.04-2,405.20

Finding the Fourth Proportional to 4,173.52, 5,759.04 and 2,405.20

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Solution

The fourth proportional to 4,173.52, 5,759.04 and 2,405.20 is: 3,318.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,173.52 : 5,759.04 = 2,405.20 : x
  2. Step 2: Convert to fraction form
    4,173.52/5,759.04 = 2,405.20/x
  3. Step 3: Cross multiply
    4,173.52x = 5,759.04 × 2,405.20
  4. Step 4: Simplify right side
    4,173.52x = 13,851,643.01
  5. Step 5: Solve for x
    x = 13,851,643.01/4,173.52
  6. Step 6: Final answer
    x = 3,318.94

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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.