Home / 3,956.04-5,459.34-2,277.54

Finding the Fourth Proportional to 3,956.04, 5,459.34 and 2,277.54

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Solution

The fourth proportional to 3,956.04, 5,459.34 and 2,277.54 is: 3,143.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,956.04 : 5,459.34 = 2,277.54 : x
  2. Step 2: Convert to fraction form
    3,956.04/5,459.34 = 2,277.54/x
  3. Step 3: Cross multiply
    3,956.04x = 5,459.34 × 2,277.54
  4. Step 4: Simplify right side
    3,956.04x = 12,433,865.22
  5. Step 5: Solve for x
    x = 12,433,865.22/3,956.04
  6. Step 6: Final answer
    x = 3,143.01

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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.