Home / 7,506.73-10,361.55-4,990.33

Finding the Fourth Proportional to 7,506.73, 10,361.55 and 4,990.33

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Solution

The fourth proportional to 7,506.73, 10,361.55 and 4,990.33 is: 6,888.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,506.73 : 10,361.55 = 4,990.33 : x
  2. Step 2: Convert to fraction form
    7,506.73/10,361.55 = 4,990.33/x
  3. Step 3: Cross multiply
    7,506.73x = 10,361.55 × 4,990.33
  4. Step 4: Simplify right side
    7,506.73x = 51,707,553.81
  5. Step 5: Solve for x
    x = 51,707,553.81/7,506.73
  6. Step 6: Final answer
    x = 6,888.16

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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.