Home / 10,417.35-15,627.24-3,660.86

Finding the Fourth Proportional to 10,417.35, 15,627.24 and 3,660.86

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Solution

The fourth proportional to 10,417.35, 15,627.24 and 3,660.86 is: 5,491.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,417.35 : 15,627.24 = 3,660.86 : x
  2. Step 2: Convert to fraction form
    10,417.35/15,627.24 = 3,660.86/x
  3. Step 3: Cross multiply
    10,417.35x = 15,627.24 × 3,660.86
  4. Step 4: Simplify right side
    10,417.35x = 57,209,137.83
  5. Step 5: Solve for x
    x = 57,209,137.83/10,417.35
  6. Step 6: Final answer
    x = 5,491.72

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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.