Home / 5,696.10-7,860.43-3,108.93

Finding the Fourth Proportional to 5,696.10, 7,860.43 and 3,108.93

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Solution

The fourth proportional to 5,696.10, 7,860.43 and 3,108.93 is: 4,290.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,696.10 : 7,860.43 = 3,108.93 : x
  2. Step 2: Convert to fraction form
    5,696.10/7,860.43 = 3,108.93/x
  3. Step 3: Cross multiply
    5,696.10x = 7,860.43 × 3,108.93
  4. Step 4: Simplify right side
    5,696.10x = 24,437,548.34
  5. Step 5: Solve for x
    x = 24,437,548.34/5,696.10
  6. Step 6: Final answer
    x = 4,290.23

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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.