Home / 6,748.81-10,123.36-2,800.67

Finding the Fourth Proportional to 6,748.81, 10,123.36 and 2,800.67

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Solution

The fourth proportional to 6,748.81, 10,123.36 and 2,800.67 is: 4,201.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,748.81 : 10,123.36 = 2,800.67 : x
  2. Step 2: Convert to fraction form
    6,748.81/10,123.36 = 2,800.67/x
  3. Step 3: Cross multiply
    6,748.81x = 10,123.36 × 2,800.67
  4. Step 4: Simplify right side
    6,748.81x = 28,352,140.03
  5. Step 5: Solve for x
    x = 28,352,140.03/6,748.81
  6. Step 6: Final answer
    x = 4,201.06

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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.