Home / 5,585.38-7,709.85-3,461.27

Finding the Fourth Proportional to 5,585.38, 7,709.85 and 3,461.27

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Solution

The fourth proportional to 5,585.38, 7,709.85 and 3,461.27 is: 4,777.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,585.38 : 7,709.85 = 3,461.27 : x
  2. Step 2: Convert to fraction form
    5,585.38/7,709.85 = 3,461.27/x
  3. Step 3: Cross multiply
    5,585.38x = 7,709.85 × 3,461.27
  4. Step 4: Simplify right side
    5,585.38x = 26,685,833.96
  5. Step 5: Solve for x
    x = 26,685,833.96/5,585.38
  6. Step 6: Final answer
    x = 4,777.80

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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.