Home / 10,360.44-15,515.70-6,459.96

Finding the Fourth Proportional to 10,360.44, 15,515.70 and 6,459.96

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Solution

The fourth proportional to 10,360.44, 15,515.70 and 6,459.96 is: 9,674.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,360.44 : 15,515.70 = 6,459.96 : x
  2. Step 2: Convert to fraction form
    10,360.44/15,515.70 = 6,459.96/x
  3. Step 3: Cross multiply
    10,360.44x = 15,515.70 × 6,459.96
  4. Step 4: Simplify right side
    10,360.44x = 100,230,801.37
  5. Step 5: Solve for x
    x = 100,230,801.37/10,360.44
  6. Step 6: Final answer
    x = 9,674.38

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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.