Home / 7,764.36-11,648.96-4,994.16

Finding the Fourth Proportional to 7,764.36, 11,648.96 and 4,994.16

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Solution

The fourth proportional to 7,764.36, 11,648.96 and 4,994.16 is: 7,492.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,764.36 : 11,648.96 = 4,994.16 : x
  2. Step 2: Convert to fraction form
    7,764.36/11,648.96 = 4,994.16/x
  3. Step 3: Cross multiply
    7,764.36x = 11,648.96 × 4,994.16
  4. Step 4: Simplify right side
    7,764.36x = 58,176,748.24
  5. Step 5: Solve for x
    x = 58,176,748.24/7,764.36
  6. Step 6: Final answer
    x = 7,492.80

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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.