Home / 9,179.90-13,764.54-4,900.34

Finding the Fourth Proportional to 9,179.90, 13,764.54 and 4,900.34

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Solution

The fourth proportional to 9,179.90, 13,764.54 and 4,900.34 is: 7,347.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,179.90 : 13,764.54 = 4,900.34 : x
  2. Step 2: Convert to fraction form
    9,179.90/13,764.54 = 4,900.34/x
  3. Step 3: Cross multiply
    9,179.90x = 13,764.54 × 4,900.34
  4. Step 4: Simplify right side
    9,179.90x = 67,450,925.94
  5. Step 5: Solve for x
    x = 67,450,925.94/9,179.90
  6. Step 6: Final answer
    x = 7,347.68

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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.