Home / 7,153.17-10,729.32-4,249.95

Finding the Fourth Proportional to 7,153.17, 10,729.32 and 4,249.95

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Solution

The fourth proportional to 7,153.17, 10,729.32 and 4,249.95 is: 6,374.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,153.17 : 10,729.32 = 4,249.95 : x
  2. Step 2: Convert to fraction form
    7,153.17/10,729.32 = 4,249.95/x
  3. Step 3: Cross multiply
    7,153.17x = 10,729.32 × 4,249.95
  4. Step 4: Simplify right side
    7,153.17x = 45,599,073.53
  5. Step 5: Solve for x
    x = 45,599,073.53/7,153.17
  6. Step 6: Final answer
    x = 6,374.67

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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.