Home / 9,328.39-13,992.12-3,484.55

Finding the Fourth Proportional to 9,328.39, 13,992.12 and 3,484.55

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Solution

The fourth proportional to 9,328.39, 13,992.12 and 3,484.55 is: 5,226.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,328.39 : 13,992.12 = 3,484.55 : x
  2. Step 2: Convert to fraction form
    9,328.39/13,992.12 = 3,484.55/x
  3. Step 3: Cross multiply
    9,328.39x = 13,992.12 × 3,484.55
  4. Step 4: Simplify right side
    9,328.39x = 48,756,276.73
  5. Step 5: Solve for x
    x = 48,756,276.73/9,328.39
  6. Step 6: Final answer
    x = 5,226.66

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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.