Home / 7,240.25-10,861.07-3,022.99

Finding the Fourth Proportional to 7,240.25, 10,861.07 and 3,022.99

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Solution

The fourth proportional to 7,240.25, 10,861.07 and 3,022.99 is: 4,534.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,240.25 : 10,861.07 = 3,022.99 : x
  2. Step 2: Convert to fraction form
    7,240.25/10,861.07 = 3,022.99/x
  3. Step 3: Cross multiply
    7,240.25x = 10,861.07 × 3,022.99
  4. Step 4: Simplify right side
    7,240.25x = 32,832,880.74
  5. Step 5: Solve for x
    x = 32,832,880.74/7,240.25
  6. Step 6: Final answer
    x = 4,534.77

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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.