Home / 5,655.93-7,806.07-3,418.13

Finding the Fourth Proportional to 5,655.93, 7,806.07 and 3,418.13

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Solution

The fourth proportional to 5,655.93, 7,806.07 and 3,418.13 is: 4,717.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,655.93 : 7,806.07 = 3,418.13 : x
  2. Step 2: Convert to fraction form
    5,655.93/7,806.07 = 3,418.13/x
  3. Step 3: Cross multiply
    5,655.93x = 7,806.07 × 3,418.13
  4. Step 4: Simplify right side
    5,655.93x = 26,682,185.84
  5. Step 5: Solve for x
    x = 26,682,185.84/5,655.93
  6. Step 6: Final answer
    x = 4,717.56

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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.