Home / 7,385.76-11,074.95-2,453.67

Finding the Fourth Proportional to 7,385.76, 11,074.95 and 2,453.67

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Solution

The fourth proportional to 7,385.76, 11,074.95 and 2,453.67 is: 3,679.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,385.76 : 11,074.95 = 2,453.67 : x
  2. Step 2: Convert to fraction form
    7,385.76/11,074.95 = 2,453.67/x
  3. Step 3: Cross multiply
    7,385.76x = 11,074.95 × 2,453.67
  4. Step 4: Simplify right side
    7,385.76x = 27,174,272.57
  5. Step 5: Solve for x
    x = 27,174,272.57/7,385.76
  6. Step 6: Final answer
    x = 3,679.28

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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.