Home / 4,956.39-6,840.45-2,860.52

Finding the Fourth Proportional to 4,956.39, 6,840.45 and 2,860.52

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Solution

The fourth proportional to 4,956.39, 6,840.45 and 2,860.52 is: 3,947.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,956.39 : 6,840.45 = 2,860.52 : x
  2. Step 2: Convert to fraction form
    4,956.39/6,840.45 = 2,860.52/x
  3. Step 3: Cross multiply
    4,956.39x = 6,840.45 × 2,860.52
  4. Step 4: Simplify right side
    4,956.39x = 19,567,209.83
  5. Step 5: Solve for x
    x = 19,567,209.83/4,956.39
  6. Step 6: Final answer
    x = 3,947.88

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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.