Home / 11,423.64-17,122.50-4,845.72

Finding the Fourth Proportional to 11,423.64, 17,122.50 and 4,845.72

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Solution

The fourth proportional to 11,423.64, 17,122.50 and 4,845.72 is: 7,263.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,423.64 : 17,122.50 = 4,845.72 : x
  2. Step 2: Convert to fraction form
    11,423.64/17,122.50 = 4,845.72/x
  3. Step 3: Cross multiply
    11,423.64x = 17,122.50 × 4,845.72
  4. Step 4: Simplify right side
    11,423.64x = 82,970,840.70
  5. Step 5: Solve for x
    x = 82,970,840.70/11,423.64
  6. Step 6: Final answer
    x = 7,263.08

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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.