Home / 7,759.02-10,707.36-4,222.26

Finding the Fourth Proportional to 7,759.02, 10,707.36 and 4,222.26

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Solution

The fourth proportional to 7,759.02, 10,707.36 and 4,222.26 is: 5,826.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,759.02 : 10,707.36 = 4,222.26 : x
  2. Step 2: Convert to fraction form
    7,759.02/10,707.36 = 4,222.26/x
  3. Step 3: Cross multiply
    7,759.02x = 10,707.36 × 4,222.26
  4. Step 4: Simplify right side
    7,759.02x = 45,209,257.83
  5. Step 5: Solve for x
    x = 45,209,257.83/7,759.02
  6. Step 6: Final answer
    x = 5,826.67

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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.