Home / 3,461.58-4,777.50-2,117.96

Finding the Fourth Proportional to 3,461.58, 4,777.50 and 2,117.96

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Solution

The fourth proportional to 3,461.58, 4,777.50 and 2,117.96 is: 2,923.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,461.58 : 4,777.50 = 2,117.96 : x
  2. Step 2: Convert to fraction form
    3,461.58/4,777.50 = 2,117.96/x
  3. Step 3: Cross multiply
    3,461.58x = 4,777.50 × 2,117.96
  4. Step 4: Simplify right side
    3,461.58x = 10,118,553.90
  5. Step 5: Solve for x
    x = 10,118,553.90/3,461.58
  6. Step 6: Final answer
    x = 2,923.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.