Home / 3,528.52-4,869.34-1,956.88

Finding the Fourth Proportional to 3,528.52, 4,869.34 and 1,956.88

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Solution

The fourth proportional to 3,528.52, 4,869.34 and 1,956.88 is: 2,700.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,528.52 : 4,869.34 = 1,956.88 : x
  2. Step 2: Convert to fraction form
    3,528.52/4,869.34 = 1,956.88/x
  3. Step 3: Cross multiply
    3,528.52x = 4,869.34 × 1,956.88
  4. Step 4: Simplify right side
    3,528.52x = 9,528,714.06
  5. Step 5: Solve for x
    x = 9,528,714.06/3,528.52
  6. Step 6: Final answer
    x = 2,700.48

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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.