Home / 7,509.10-11,269.26-2,833.72

Finding the Fourth Proportional to 7,509.10, 11,269.26 and 2,833.72

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Solution

The fourth proportional to 7,509.10, 11,269.26 and 2,833.72 is: 4,252.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,509.10 : 11,269.26 = 2,833.72 : x
  2. Step 2: Convert to fraction form
    7,509.10/11,269.26 = 2,833.72/x
  3. Step 3: Cross multiply
    7,509.10x = 11,269.26 × 2,833.72
  4. Step 4: Simplify right side
    7,509.10x = 31,933,927.45
  5. Step 5: Solve for x
    x = 31,933,927.45/7,509.10
  6. Step 6: Final answer
    x = 4,252.70

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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.