Home / 8,958.15-13,437.23-3,110.63

Finding the Fourth Proportional to 8,958.15, 13,437.23 and 3,110.63

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Solution

The fourth proportional to 8,958.15, 13,437.23 and 3,110.63 is: 4,665.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,958.15 : 13,437.23 = 3,110.63 : x
  2. Step 2: Convert to fraction form
    8,958.15/13,437.23 = 3,110.63/x
  3. Step 3: Cross multiply
    8,958.15x = 13,437.23 × 3,110.63
  4. Step 4: Simplify right side
    8,958.15x = 41,798,168.02
  5. Step 5: Solve for x
    x = 41,798,168.02/8,958.15
  6. Step 6: Final answer
    x = 4,665.94

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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.