Home / 3,570.61-4,926.75-2,311.49

Finding the Fourth Proportional to 3,570.61, 4,926.75 and 2,311.49

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Solution

The fourth proportional to 3,570.61, 4,926.75 and 2,311.49 is: 3,189.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,570.61 : 4,926.75 = 2,311.49 : x
  2. Step 2: Convert to fraction form
    3,570.61/4,926.75 = 2,311.49/x
  3. Step 3: Cross multiply
    3,570.61x = 4,926.75 × 2,311.49
  4. Step 4: Simplify right side
    3,570.61x = 11,388,133.36
  5. Step 5: Solve for x
    x = 11,388,133.36/3,570.61
  6. Step 6: Final answer
    x = 3,189.41

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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.