Home / 9,618.64-14,429.83-3,695.09

Finding the Fourth Proportional to 9,618.64, 14,429.83 and 3,695.09

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Solution

The fourth proportional to 9,618.64, 14,429.83 and 3,695.09 is: 5,543.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,618.64 : 14,429.83 = 3,695.09 : x
  2. Step 2: Convert to fraction form
    9,618.64/14,429.83 = 3,695.09/x
  3. Step 3: Cross multiply
    9,618.64x = 14,429.83 × 3,695.09
  4. Step 4: Simplify right side
    9,618.64x = 53,319,520.53
  5. Step 5: Solve for x
    x = 53,319,520.53/9,618.64
  6. Step 6: Final answer
    x = 5,543.35

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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.