Home / 6,955.12-10,426.74-2,571.76

Finding the Fourth Proportional to 6,955.12, 10,426.74 and 2,571.76

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Solution

The fourth proportional to 6,955.12, 10,426.74 and 2,571.76 is: 3,855.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,955.12 : 10,426.74 = 2,571.76 : x
  2. Step 2: Convert to fraction form
    6,955.12/10,426.74 = 2,571.76/x
  3. Step 3: Cross multiply
    6,955.12x = 10,426.74 × 2,571.76
  4. Step 4: Simplify right side
    6,955.12x = 26,815,072.86
  5. Step 5: Solve for x
    x = 26,815,072.86/6,955.12
  6. Step 6: Final answer
    x = 3,855.44

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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.