Home / 7,718.13-10,651.44-4,361.09

Finding the Fourth Proportional to 7,718.13, 10,651.44 and 4,361.09

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Solution

The fourth proportional to 7,718.13, 10,651.44 and 4,361.09 is: 6,018.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,718.13 : 10,651.44 = 4,361.09 : x
  2. Step 2: Convert to fraction form
    7,718.13/10,651.44 = 4,361.09/x
  3. Step 3: Cross multiply
    7,718.13x = 10,651.44 × 4,361.09
  4. Step 4: Simplify right side
    7,718.13x = 46,451,835.21
  5. Step 5: Solve for x
    x = 46,451,835.21/7,718.13
  6. Step 6: Final answer
    x = 6,018.53

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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.