Home / 10,256.11-15,384.92-3,682.35

Finding the Fourth Proportional to 10,256.11, 15,384.92 and 3,682.35

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Solution

The fourth proportional to 10,256.11, 15,384.92 and 3,682.35 is: 5,523.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,256.11 : 15,384.92 = 3,682.35 : x
  2. Step 2: Convert to fraction form
    10,256.11/15,384.92 = 3,682.35/x
  3. Step 3: Cross multiply
    10,256.11x = 15,384.92 × 3,682.35
  4. Step 4: Simplify right side
    10,256.11x = 56,652,641.75
  5. Step 5: Solve for x
    x = 56,652,641.75/10,256.11
  6. Step 6: Final answer
    x = 5,523.80

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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.