Home / 7,751.67-10,698.26-5,110.94

Finding the Fourth Proportional to 7,751.67, 10,698.26 and 5,110.94

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Solution

The fourth proportional to 7,751.67, 10,698.26 and 5,110.94 is: 7,053.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,751.67 : 10,698.26 = 5,110.94 : x
  2. Step 2: Convert to fraction form
    7,751.67/10,698.26 = 5,110.94/x
  3. Step 3: Cross multiply
    7,751.67x = 10,698.26 × 5,110.94
  4. Step 4: Simplify right side
    7,751.67x = 54,678,085.92
  5. Step 5: Solve for x
    x = 54,678,085.92/7,751.67
  6. Step 6: Final answer
    x = 7,053.72

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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.