Home / 6,123.48-9,179.65-2,225.13

Finding the Fourth Proportional to 6,123.48, 9,179.65 and 2,225.13

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Solution

The fourth proportional to 6,123.48, 9,179.65 and 2,225.13 is: 3,335.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,123.48 : 9,179.65 = 2,225.13 : x
  2. Step 2: Convert to fraction form
    6,123.48/9,179.65 = 2,225.13/x
  3. Step 3: Cross multiply
    6,123.48x = 9,179.65 × 2,225.13
  4. Step 4: Simplify right side
    6,123.48x = 20,425,914.60
  5. Step 5: Solve for x
    x = 20,425,914.60/6,123.48
  6. Step 6: Final answer
    x = 3,335.67

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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.