Home / 10,101.06-13,939.70-5,624.82

Finding the Fourth Proportional to 10,101.06, 13,939.70 and 5,624.82

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Solution

The fourth proportional to 10,101.06, 13,939.70 and 5,624.82 is: 7,762.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,101.06 : 13,939.70 = 5,624.82 : x
  2. Step 2: Convert to fraction form
    10,101.06/13,939.70 = 5,624.82/x
  3. Step 3: Cross multiply
    10,101.06x = 13,939.70 × 5,624.82
  4. Step 4: Simplify right side
    10,101.06x = 78,408,275.23
  5. Step 5: Solve for x
    x = 78,408,275.23/10,101.06
  6. Step 6: Final answer
    x = 7,762.38

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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.