Home / 4,814.40-7,216.20-2,735.40

Finding the Fourth Proportional to 4,814.40, 7,216.20 and 2,735.40

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Solution

The fourth proportional to 4,814.40, 7,216.20 and 2,735.40 is: 4,100.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,814.40 : 7,216.20 = 2,735.40 : x
  2. Step 2: Convert to fraction form
    4,814.40/7,216.20 = 2,735.40/x
  3. Step 3: Cross multiply
    4,814.40x = 7,216.20 × 2,735.40
  4. Step 4: Simplify right side
    4,814.40x = 19,739,193.48
  5. Step 5: Solve for x
    x = 19,739,193.48/4,814.40
  6. Step 6: Final answer
    x = 4,100.03

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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.