Home / 6,945.21-10,417.77-1,751.09

Finding the Fourth Proportional to 6,945.21, 10,417.77 and 1,751.09

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Solution

The fourth proportional to 6,945.21, 10,417.77 and 1,751.09 is: 2,626.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,945.21 : 10,417.77 = 1,751.09 : x
  2. Step 2: Convert to fraction form
    6,945.21/10,417.77 = 1,751.09/x
  3. Step 3: Cross multiply
    6,945.21x = 10,417.77 × 1,751.09
  4. Step 4: Simplify right side
    6,945.21x = 18,242,400.78
  5. Step 5: Solve for x
    x = 18,242,400.78/6,945.21
  6. Step 6: Final answer
    x = 2,626.62

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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.