Home / 10,299.60-15,450.03-2,904.30

Finding the Fourth Proportional to 10,299.60, 15,450.03 and 2,904.30

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Solution

The fourth proportional to 10,299.60, 15,450.03 and 2,904.30 is: 4,356.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,299.60 : 15,450.03 = 2,904.30 : x
  2. Step 2: Convert to fraction form
    10,299.60/15,450.03 = 2,904.30/x
  3. Step 3: Cross multiply
    10,299.60x = 15,450.03 × 2,904.30
  4. Step 4: Simplify right side
    10,299.60x = 44,871,522.13
  5. Step 5: Solve for x
    x = 44,871,522.13/10,299.60
  6. Step 6: Final answer
    x = 4,356.63

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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.