Home / 2,713.55-4,069.95-1,071.27

Finding the Fourth Proportional to 2,713.55, 4,069.95 and 1,071.27

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Solution

The fourth proportional to 2,713.55, 4,069.95 and 1,071.27 is: 1,606.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,713.55 : 4,069.95 = 1,071.27 : x
  2. Step 2: Convert to fraction form
    2,713.55/4,069.95 = 1,071.27/x
  3. Step 3: Cross multiply
    2,713.55x = 4,069.95 × 1,071.27
  4. Step 4: Simplify right side
    2,713.55x = 4,360,011.32
  5. Step 5: Solve for x
    x = 4,360,011.32/2,713.55
  6. Step 6: Final answer
    x = 1,606.76

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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.