Home / 7,520.73-11,290.95-5,037.81

Finding the Fourth Proportional to 7,520.73, 11,290.95 and 5,037.81

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Solution

The fourth proportional to 7,520.73, 11,290.95 and 5,037.81 is: 7,563.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,520.73 : 11,290.95 = 5,037.81 : x
  2. Step 2: Convert to fraction form
    7,520.73/11,290.95 = 5,037.81/x
  3. Step 3: Cross multiply
    7,520.73x = 11,290.95 × 5,037.81
  4. Step 4: Simplify right side
    7,520.73x = 56,881,660.82
  5. Step 5: Solve for x
    x = 56,881,660.82/7,520.73
  6. Step 6: Final answer
    x = 7,563.32

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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.