Home / 7,337.85-11,008.40-2,144.13

Finding the Fourth Proportional to 7,337.85, 11,008.40 and 2,144.13

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Solution

The fourth proportional to 7,337.85, 11,008.40 and 2,144.13 is: 3,216.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,337.85 : 11,008.40 = 2,144.13 : x
  2. Step 2: Convert to fraction form
    7,337.85/11,008.40 = 2,144.13/x
  3. Step 3: Cross multiply
    7,337.85x = 11,008.40 × 2,144.13
  4. Step 4: Simplify right side
    7,337.85x = 23,603,440.69
  5. Step 5: Solve for x
    x = 23,603,440.69/7,337.85
  6. Step 6: Final answer
    x = 3,216.67

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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.