Home / 7,340.99-11,012.63-2,409.50

Finding the Fourth Proportional to 7,340.99, 11,012.63 and 2,409.50

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Solution

The fourth proportional to 7,340.99, 11,012.63 and 2,409.50 is: 3,614.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340.99 : 11,012.63 = 2,409.50 : x
  2. Step 2: Convert to fraction form
    7,340.99/11,012.63 = 2,409.50/x
  3. Step 3: Cross multiply
    7,340.99x = 11,012.63 × 2,409.50
  4. Step 4: Simplify right side
    7,340.99x = 26,534,919.94
  5. Step 5: Solve for x
    x = 26,534,919.94/7,340.99
  6. Step 6: Final answer
    x = 3,614.63

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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.