Home / 8,932.40-13,398.60-2,359.11

Finding the Fourth Proportional to 8,932.40, 13,398.60 and 2,359.11

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Solution

The fourth proportional to 8,932.40, 13,398.60 and 2,359.11 is: 3,538.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,932.40 : 13,398.60 = 2,359.11 : x
  2. Step 2: Convert to fraction form
    8,932.40/13,398.60 = 2,359.11/x
  3. Step 3: Cross multiply
    8,932.40x = 13,398.60 × 2,359.11
  4. Step 4: Simplify right side
    8,932.40x = 31,608,771.25
  5. Step 5: Solve for x
    x = 31,608,771.25/8,932.40
  6. Step 6: Final answer
    x = 3,538.67

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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.