Home / 3,528.56-4,869.52-1,956.76

Finding the Fourth Proportional to 3,528.56, 4,869.52 and 1,956.76

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Solution

The fourth proportional to 3,528.56, 4,869.52 and 1,956.76 is: 2,700.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,528.56 : 4,869.52 = 1,956.76 : x
  2. Step 2: Convert to fraction form
    3,528.56/4,869.52 = 1,956.76/x
  3. Step 3: Cross multiply
    3,528.56x = 4,869.52 × 1,956.76
  4. Step 4: Simplify right side
    3,528.56x = 9,528,464.89
  5. Step 5: Solve for x
    x = 9,528,464.89/3,528.56
  6. Step 6: Final answer
    x = 2,700.38

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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.