Home / 7,718.31-10,651.19-4,361.06

Finding the Fourth Proportional to 7,718.31, 10,651.19 and 4,361.06

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Solution

The fourth proportional to 7,718.31, 10,651.19 and 4,361.06 is: 6,018.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,718.31 : 10,651.19 = 4,361.06 : x
  2. Step 2: Convert to fraction form
    7,718.31/10,651.19 = 4,361.06/x
  3. Step 3: Cross multiply
    7,718.31x = 10,651.19 × 4,361.06
  4. Step 4: Simplify right side
    7,718.31x = 46,450,478.66
  5. Step 5: Solve for x
    x = 46,450,478.66/7,718.31
  6. Step 6: Final answer
    x = 6,018.22

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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.