Home / 5,358.53-7,394.80-3,000.67

Finding the Fourth Proportional to 5,358.53, 7,394.80 and 3,000.67

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Solution

The fourth proportional to 5,358.53, 7,394.80 and 3,000.67 is: 4,140.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,358.53 : 7,394.80 = 3,000.67 : x
  2. Step 2: Convert to fraction form
    5,358.53/7,394.80 = 3,000.67/x
  3. Step 3: Cross multiply
    5,358.53x = 7,394.80 × 3,000.67
  4. Step 4: Simplify right side
    5,358.53x = 22,189,317.54
  5. Step 5: Solve for x
    x = 22,189,317.54/5,358.53
  6. Step 6: Final answer
    x = 4,140.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.