Home / 6,749.72-10,127.66-3,465.12

Finding the Fourth Proportional to 6,749.72, 10,127.66 and 3,465.12

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Solution

The fourth proportional to 6,749.72, 10,127.66 and 3,465.12 is: 5,199.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,749.72 : 10,127.66 = 3,465.12 : x
  2. Step 2: Convert to fraction form
    6,749.72/10,127.66 = 3,465.12/x
  3. Step 3: Cross multiply
    6,749.72x = 10,127.66 × 3,465.12
  4. Step 4: Simplify right side
    6,749.72x = 35,093,539.89
  5. Step 5: Solve for x
    x = 35,093,539.89/6,749.72
  6. Step 6: Final answer
    x = 5,199.26

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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.