Home / 4,167.60-6,250.30-1,668.67

Finding the Fourth Proportional to 4,167.60, 6,250.30 and 1,668.67

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Solution

The fourth proportional to 4,167.60, 6,250.30 and 1,668.67 is: 2,502.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,167.60 : 6,250.30 = 1,668.67 : x
  2. Step 2: Convert to fraction form
    4,167.60/6,250.30 = 1,668.67/x
  3. Step 3: Cross multiply
    4,167.60x = 6,250.30 × 1,668.67
  4. Step 4: Simplify right side
    4,167.60x = 10,429,688.10
  5. Step 5: Solve for x
    x = 10,429,688.10/4,167.60
  6. Step 6: Final answer
    x = 2,502.56

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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.