Home / 7,910.65-10,913.27-4,765.03

Finding the Fourth Proportional to 7,910.65, 10,913.27 and 4,765.03

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Solution

The fourth proportional to 7,910.65, 10,913.27 and 4,765.03 is: 6,573.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,910.65 : 10,913.27 = 4,765.03 : x
  2. Step 2: Convert to fraction form
    7,910.65/10,913.27 = 4,765.03/x
  3. Step 3: Cross multiply
    7,910.65x = 10,913.27 × 4,765.03
  4. Step 4: Simplify right side
    7,910.65x = 52,002,035.12
  5. Step 5: Solve for x
    x = 52,002,035.12/7,910.65
  6. Step 6: Final answer
    x = 6,573.67

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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.