Home / 7,750.26-11,622.96-4,829.40

Finding the Fourth Proportional to 7,750.26, 11,622.96 and 4,829.40

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Solution

The fourth proportional to 7,750.26, 11,622.96 and 4,829.40 is: 7,242.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,750.26 : 11,622.96 = 4,829.40 : x
  2. Step 2: Convert to fraction form
    7,750.26/11,622.96 = 4,829.40/x
  3. Step 3: Cross multiply
    7,750.26x = 11,622.96 × 4,829.40
  4. Step 4: Simplify right side
    7,750.26x = 56,131,923.02
  5. Step 5: Solve for x
    x = 56,131,923.02/7,750.26
  6. Step 6: Final answer
    x = 7,242.59

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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.