Home / 7,587.42-11,373.92-2,653.84

Finding the Fourth Proportional to 7,587.42, 11,373.92 and 2,653.84

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Solution

The fourth proportional to 7,587.42, 11,373.92 and 2,653.84 is: 3,978.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,587.42 : 11,373.92 = 2,653.84 : x
  2. Step 2: Convert to fraction form
    7,587.42/11,373.92 = 2,653.84/x
  3. Step 3: Cross multiply
    7,587.42x = 11,373.92 × 2,653.84
  4. Step 4: Simplify right side
    7,587.42x = 30,184,563.85
  5. Step 5: Solve for x
    x = 30,184,563.85/7,587.42
  6. Step 6: Final answer
    x = 3,978.24

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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.