Home / 4,776.48-7,166.70-2,106.72

Finding the Fourth Proportional to 4,776.48, 7,166.70 and 2,106.72

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Solution

The fourth proportional to 4,776.48, 7,166.70 and 2,106.72 is: 3,160.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,776.48 : 7,166.70 = 2,106.72 : x
  2. Step 2: Convert to fraction form
    4,776.48/7,166.70 = 2,106.72/x
  3. Step 3: Cross multiply
    4,776.48x = 7,166.70 × 2,106.72
  4. Step 4: Simplify right side
    4,776.48x = 15,098,230.22
  5. Step 5: Solve for x
    x = 15,098,230.22/4,776.48
  6. Step 6: Final answer
    x = 3,160.95

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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.