Home / 9,214.80-13,818.06-2,639.52

Finding the Fourth Proportional to 9,214.80, 13,818.06 and 2,639.52

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Solution

The fourth proportional to 9,214.80, 13,818.06 and 2,639.52 is: 3,958.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,214.80 : 13,818.06 = 2,639.52 : x
  2. Step 2: Convert to fraction form
    9,214.80/13,818.06 = 2,639.52/x
  3. Step 3: Cross multiply
    9,214.80x = 13,818.06 × 2,639.52
  4. Step 4: Simplify right side
    9,214.80x = 36,473,045.73
  5. Step 5: Solve for x
    x = 36,473,045.73/9,214.80
  6. Step 6: Final answer
    x = 3,958.09

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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.