Home / 10,310.63-15,459.00-4,760.91

Finding the Fourth Proportional to 10,310.63, 15,459.00 and 4,760.91

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Solution

The fourth proportional to 10,310.63, 15,459.00 and 4,760.91 is: 7,138.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,310.63 : 15,459.00 = 4,760.91 : x
  2. Step 2: Convert to fraction form
    10,310.63/15,459.00 = 4,760.91/x
  3. Step 3: Cross multiply
    10,310.63x = 15,459.00 × 4,760.91
  4. Step 4: Simplify right side
    10,310.63x = 73,598,889.84
  5. Step 5: Solve for x
    x = 73,598,889.84/10,310.63
  6. Step 6: Final answer
    x = 7,138.16

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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.