Home / 7,626.29-11,430.90-6,751.08

Finding the Fourth Proportional to 7,626.29, 11,430.90 and 6,751.08

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Solution

The fourth proportional to 7,626.29, 11,430.90 and 6,751.08 is: 10,119.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,626.29 : 11,430.90 = 6,751.08 : x
  2. Step 2: Convert to fraction form
    7,626.29/11,430.90 = 6,751.08/x
  3. Step 3: Cross multiply
    7,626.29x = 11,430.90 × 6,751.08
  4. Step 4: Simplify right side
    7,626.29x = 77,170,920.37
  5. Step 5: Solve for x
    x = 77,170,920.37/7,626.29
  6. Step 6: Final answer
    x = 10,119.07

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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.