Home / 8,958.14-13,431.45-4,275.62

Finding the Fourth Proportional to 8,958.14, 13,431.45 and 4,275.62

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Solution

The fourth proportional to 8,958.14, 13,431.45 and 4,275.62 is: 6,410.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,958.14 : 13,431.45 = 4,275.62 : x
  2. Step 2: Convert to fraction form
    8,958.14/13,431.45 = 4,275.62/x
  3. Step 3: Cross multiply
    8,958.14x = 13,431.45 × 4,275.62
  4. Step 4: Simplify right side
    8,958.14x = 57,427,776.25
  5. Step 5: Solve for x
    x = 57,427,776.25/8,958.14
  6. Step 6: Final answer
    x = 6,410.68

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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.