Home / 7,391.76-11,083.95-2,459.67

Finding the Fourth Proportional to 7,391.76, 11,083.95 and 2,459.67

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Solution

The fourth proportional to 7,391.76, 11,083.95 and 2,459.67 is: 3,688.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,391.76 : 11,083.95 = 2,459.67 : x
  2. Step 2: Convert to fraction form
    7,391.76/11,083.95 = 2,459.67/x
  3. Step 3: Cross multiply
    7,391.76x = 11,083.95 × 2,459.67
  4. Step 4: Simplify right side
    7,391.76x = 27,262,859.30
  5. Step 5: Solve for x
    x = 27,262,859.30/7,391.76
  6. Step 6: Final answer
    x = 3,688.28

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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.