Home / 7,455.88-10,283.91-6,329.05

Finding the Fourth Proportional to 7,455.88, 10,283.91 and 6,329.05

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Solution

The fourth proportional to 7,455.88, 10,283.91 and 6,329.05 is: 8,729.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,455.88 : 10,283.91 = 6,329.05 : x
  2. Step 2: Convert to fraction form
    7,455.88/10,283.91 = 6,329.05/x
  3. Step 3: Cross multiply
    7,455.88x = 10,283.91 × 6,329.05
  4. Step 4: Simplify right side
    7,455.88x = 65,087,380.59
  5. Step 5: Solve for x
    x = 65,087,380.59/7,455.88
  6. Step 6: Final answer
    x = 8,729.67

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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.