Home / 7,131.37-10,686.60-4,017.44

Finding the Fourth Proportional to 7,131.37, 10,686.60 and 4,017.44

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Solution

The fourth proportional to 7,131.37, 10,686.60 and 4,017.44 is: 6,020.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,131.37 : 10,686.60 = 4,017.44 : x
  2. Step 2: Convert to fraction form
    7,131.37/10,686.60 = 4,017.44/x
  3. Step 3: Cross multiply
    7,131.37x = 10,686.60 × 4,017.44
  4. Step 4: Simplify right side
    7,131.37x = 42,932,774.30
  5. Step 5: Solve for x
    x = 42,932,774.30/7,131.37
  6. Step 6: Final answer
    x = 6,020.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.