Home / 7,437.93-11,157.26-2,440.80

Finding the Fourth Proportional to 7,437.93, 11,157.26 and 2,440.80

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Solution

The fourth proportional to 7,437.93, 11,157.26 and 2,440.80 is: 3,661.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,437.93 : 11,157.26 = 2,440.80 : x
  2. Step 2: Convert to fraction form
    7,437.93/11,157.26 = 2,440.80/x
  3. Step 3: Cross multiply
    7,437.93x = 11,157.26 × 2,440.80
  4. Step 4: Simplify right side
    7,437.93x = 27,232,640.21
  5. Step 5: Solve for x
    x = 27,232,640.21/7,437.93
  6. Step 6: Final answer
    x = 3,661.32

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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.