Home / 10,000.48-13,800.66-5,524.52

Finding the Fourth Proportional to 10,000.48, 13,800.66 and 5,524.52

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Solution

The fourth proportional to 10,000.48, 13,800.66 and 5,524.52 is: 7,623.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,000.48 : 13,800.66 = 5,524.52 : x
  2. Step 2: Convert to fraction form
    10,000.48/13,800.66 = 5,524.52/x
  3. Step 3: Cross multiply
    10,000.48x = 13,800.66 × 5,524.52
  4. Step 4: Simplify right side
    10,000.48x = 76,242,022.18
  5. Step 5: Solve for x
    x = 76,242,022.18/10,000.48
  6. Step 6: Final answer
    x = 7,623.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.