Home / 11,337.40-17,014.20-4,768.30

Finding the Fourth Proportional to 11,337.40, 17,014.20 and 4,768.30

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Solution

The fourth proportional to 11,337.40, 17,014.20 and 4,768.30 is: 7,155.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,337.40 : 17,014.20 = 4,768.30 : x
  2. Step 2: Convert to fraction form
    11,337.40/17,014.20 = 4,768.30/x
  3. Step 3: Cross multiply
    11,337.40x = 17,014.20 × 4,768.30
  4. Step 4: Simplify right side
    11,337.40x = 81,128,809.86
  5. Step 5: Solve for x
    x = 81,128,809.86/11,337.40
  6. Step 6: Final answer
    x = 7,155.86

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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.