Home / 2,438.41-3,361.21-2,307.19

Finding the Fourth Proportional to 2,438.41, 3,361.21 and 2,307.19

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Solution

The fourth proportional to 2,438.41, 3,361.21 and 2,307.19 is: 3,180.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,438.41 : 3,361.21 = 2,307.19 : x
  2. Step 2: Convert to fraction form
    2,438.41/3,361.21 = 2,307.19/x
  3. Step 3: Cross multiply
    2,438.41x = 3,361.21 × 2,307.19
  4. Step 4: Simplify right side
    2,438.41x = 7,754,950.10
  5. Step 5: Solve for x
    x = 7,754,950.10/2,438.41
  6. Step 6: Final answer
    x = 3,180.33

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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.