Home / 7,213.83-10,812.55-3,051.24

Finding the Fourth Proportional to 7,213.83, 10,812.55 and 3,051.24

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Solution

The fourth proportional to 7,213.83, 10,812.55 and 3,051.24 is: 4,573.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,213.83 : 10,812.55 = 3,051.24 : x
  2. Step 2: Convert to fraction form
    7,213.83/10,812.55 = 3,051.24/x
  3. Step 3: Cross multiply
    7,213.83x = 10,812.55 × 3,051.24
  4. Step 4: Simplify right side
    7,213.83x = 32,991,738.13
  5. Step 5: Solve for x
    x = 32,991,738.13/7,213.83
  6. Step 6: Final answer
    x = 4,573.40

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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.