Home / 10,212.60-15,324.30-4,666.80

Finding the Fourth Proportional to 10,212.60, 15,324.30 and 4,666.80

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Solution

The fourth proportional to 10,212.60, 15,324.30 and 4,666.80 is: 7,002.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,212.60 : 15,324.30 = 4,666.80 : x
  2. Step 2: Convert to fraction form
    10,212.60/15,324.30 = 4,666.80/x
  3. Step 3: Cross multiply
    10,212.60x = 15,324.30 × 4,666.80
  4. Step 4: Simplify right side
    10,212.60x = 71,515,443.24
  5. Step 5: Solve for x
    x = 71,515,443.24/10,212.60
  6. Step 6: Final answer
    x = 7,002.67

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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.