Home / 11,475.10-17,219.13-4,900.60

Finding the Fourth Proportional to 11,475.10, 17,219.13 and 4,900.60

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Solution

The fourth proportional to 11,475.10, 17,219.13 and 4,900.60 is: 7,353.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,475.10 : 17,219.13 = 4,900.60 : x
  2. Step 2: Convert to fraction form
    11,475.10/17,219.13 = 4,900.60/x
  3. Step 3: Cross multiply
    11,475.10x = 17,219.13 × 4,900.60
  4. Step 4: Simplify right side
    11,475.10x = 84,384,068.48
  5. Step 5: Solve for x
    x = 84,384,068.48/11,475.10
  6. Step 6: Final answer
    x = 7,353.67

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1.5x scale

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.