Home / 7,529.40-11,290.86-2,335.68

Finding the Fourth Proportional to 7,529.40, 11,290.86 and 2,335.68

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Solution

The fourth proportional to 7,529.40, 11,290.86 and 2,335.68 is: 3,502.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,529.40 : 11,290.86 = 2,335.68 : x
  2. Step 2: Convert to fraction form
    7,529.40/11,290.86 = 2,335.68/x
  3. Step 3: Cross multiply
    7,529.40x = 11,290.86 × 2,335.68
  4. Step 4: Simplify right side
    7,529.40x = 26,371,835.88
  5. Step 5: Solve for x
    x = 26,371,835.88/7,529.40
  6. Step 6: Final answer
    x = 3,502.51

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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.