Home / 11,558.40-17,337.60-4,165.17

Finding the Fourth Proportional to 11,558.40, 17,337.60 and 4,165.17

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Solution

The fourth proportional to 11,558.40, 17,337.60 and 4,165.17 is: 6,247.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,558.40 : 17,337.60 = 4,165.17 : x
  2. Step 2: Convert to fraction form
    11,558.40/17,337.60 = 4,165.17/x
  3. Step 3: Cross multiply
    11,558.40x = 17,337.60 × 4,165.17
  4. Step 4: Simplify right side
    11,558.40x = 72,214,051.39
  5. Step 5: Solve for x
    x = 72,214,051.39/11,558.40
  6. Step 6: Final answer
    x = 6,247.76

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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.