Home / 3,611.67-4,986.40-2,950.10

Finding the Fourth Proportional to 3,611.67, 4,986.40 and 2,950.10

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Solution

The fourth proportional to 3,611.67, 4,986.40 and 2,950.10 is: 4,073.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,611.67 : 4,986.40 = 2,950.10 : x
  2. Step 2: Convert to fraction form
    3,611.67/4,986.40 = 2,950.10/x
  3. Step 3: Cross multiply
    3,611.67x = 4,986.40 × 2,950.10
  4. Step 4: Simplify right side
    3,611.67x = 14,710,378.64
  5. Step 5: Solve for x
    x = 14,710,378.64/3,611.67
  6. Step 6: Final answer
    x = 4,073.01

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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.