Home / 7,261.08-10,021.23-4,118.28

Finding the Fourth Proportional to 7,261.08, 10,021.23 and 4,118.28

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Solution

The fourth proportional to 7,261.08, 10,021.23 and 4,118.28 is: 5,683.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,261.08 : 10,021.23 = 4,118.28 : x
  2. Step 2: Convert to fraction form
    7,261.08/10,021.23 = 4,118.28/x
  3. Step 3: Cross multiply
    7,261.08x = 10,021.23 × 4,118.28
  4. Step 4: Simplify right side
    7,261.08x = 41,270,231.08
  5. Step 5: Solve for x
    x = 41,270,231.08/7,261.08
  6. Step 6: Final answer
    x = 5,683.76

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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.