Home / 7,908.11-11,864.10-5,572.67

Finding the Fourth Proportional to 7,908.11, 11,864.10 and 5,572.67

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Solution

The fourth proportional to 7,908.11, 11,864.10 and 5,572.67 is: 8,360.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,908.11 : 11,864.10 = 5,572.67 : x
  2. Step 2: Convert to fraction form
    7,908.11/11,864.10 = 5,572.67/x
  3. Step 3: Cross multiply
    7,908.11x = 11,864.10 × 5,572.67
  4. Step 4: Simplify right side
    7,908.11x = 66,114,654.83
  5. Step 5: Solve for x
    x = 66,114,654.83/7,908.11
  6. Step 6: Final answer
    x = 8,360.37

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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.