Home / 8,958.12-13,437.49-3,410.64

Finding the Fourth Proportional to 8,958.12, 13,437.49 and 3,410.64

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Solution

The fourth proportional to 8,958.12, 13,437.49 and 3,410.64 is: 5,116.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,958.12 : 13,437.49 = 3,410.64 : x
  2. Step 2: Convert to fraction form
    8,958.12/13,437.49 = 3,410.64/x
  3. Step 3: Cross multiply
    8,958.12x = 13,437.49 × 3,410.64
  4. Step 4: Simplify right side
    8,958.12x = 45,830,440.89
  5. Step 5: Solve for x
    x = 45,830,440.89/8,958.12
  6. Step 6: Final answer
    x = 5,116.08

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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.