Home / 3,071.84-4,607.76-1,339.25

Finding the Fourth Proportional to 3,071.84, 4,607.76 and 1,339.25

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Solution

The fourth proportional to 3,071.84, 4,607.76 and 1,339.25 is: 2,008.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,071.84 : 4,607.76 = 1,339.25 : x
  2. Step 2: Convert to fraction form
    3,071.84/4,607.76 = 1,339.25/x
  3. Step 3: Cross multiply
    3,071.84x = 4,607.76 × 1,339.25
  4. Step 4: Simplify right side
    3,071.84x = 6,170,942.58
  5. Step 5: Solve for x
    x = 6,170,942.58/3,071.84
  6. Step 6: Final answer
    x = 2,008.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.