Home / 7,499.28-11,240.92-3,804.24

Finding the Fourth Proportional to 7,499.28, 11,240.92 and 3,804.24

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Solution

The fourth proportional to 7,499.28, 11,240.92 and 3,804.24 is: 5,702.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,499.28 : 11,240.92 = 3,804.24 : x
  2. Step 2: Convert to fraction form
    7,499.28/11,240.92 = 3,804.24/x
  3. Step 3: Cross multiply
    7,499.28x = 11,240.92 × 3,804.24
  4. Step 4: Simplify right side
    7,499.28x = 42,763,157.50
  5. Step 5: Solve for x
    x = 42,763,157.50/7,499.28
  6. Step 6: Final answer
    x = 5,702.30

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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.