Home / 6,945.66-10,420.68-2,500.28

Finding the Fourth Proportional to 6,945.66, 10,420.68 and 2,500.28

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Solution

The fourth proportional to 6,945.66, 10,420.68 and 2,500.28 is: 3,751.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,945.66 : 10,420.68 = 2,500.28 : x
  2. Step 2: Convert to fraction form
    6,945.66/10,420.68 = 2,500.28/x
  3. Step 3: Cross multiply
    6,945.66x = 10,420.68 × 2,500.28
  4. Step 4: Simplify right side
    6,945.66x = 26,054,614.14
  5. Step 5: Solve for x
    x = 26,054,614.14/6,945.66
  6. Step 6: Final answer
    x = 3,751.21

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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.