Home / 2,653.44-3,956.79-2,468.76

Finding the Fourth Proportional to 2,653.44, 3,956.79 and 2,468.76

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Solution

The fourth proportional to 2,653.44, 3,956.79 and 2,468.76 is: 3,681.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,653.44 : 3,956.79 = 2,468.76 : x
  2. Step 2: Convert to fraction form
    2,653.44/3,956.79 = 2,468.76/x
  3. Step 3: Cross multiply
    2,653.44x = 3,956.79 × 2,468.76
  4. Step 4: Simplify right side
    2,653.44x = 9,768,364.88
  5. Step 5: Solve for x
    x = 9,768,364.88/2,653.44
  6. Step 6: Final answer
    x = 3,681.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.