Home / 9,678.30-14,519.48-3,834.96

Finding the Fourth Proportional to 9,678.30, 14,519.48 and 3,834.96

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Solution

The fourth proportional to 9,678.30, 14,519.48 and 3,834.96 is: 5,753.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,678.30 : 14,519.48 = 3,834.96 : x
  2. Step 2: Convert to fraction form
    9,678.30/14,519.48 = 3,834.96/x
  3. Step 3: Cross multiply
    9,678.30x = 14,519.48 × 3,834.96
  4. Step 4: Simplify right side
    9,678.30x = 55,681,625.02
  5. Step 5: Solve for x
    x = 55,681,625.02/9,678.30
  6. Step 6: Final answer
    x = 5,753.24

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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.