Home / 9,808.30-13,537.42-5,828.64

Finding the Fourth Proportional to 9,808.30, 13,537.42 and 5,828.64

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Solution

The fourth proportional to 9,808.30, 13,537.42 and 5,828.64 is: 8,044.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,808.30 : 13,537.42 = 5,828.64 : x
  2. Step 2: Convert to fraction form
    9,808.30/13,537.42 = 5,828.64/x
  3. Step 3: Cross multiply
    9,808.30x = 13,537.42 × 5,828.64
  4. Step 4: Simplify right side
    9,808.30x = 78,904,733.14
  5. Step 5: Solve for x
    x = 78,904,733.14/9,808.30
  6. Step 6: Final answer
    x = 8,044.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.