Home / 9,814.36-13,542.59-6,634.58

Finding the Fourth Proportional to 9,814.36, 13,542.59 and 6,634.58

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Solution

The fourth proportional to 9,814.36, 13,542.59 and 6,634.58 is: 9,154.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,814.36 : 13,542.59 = 6,634.58 : x
  2. Step 2: Convert to fraction form
    9,814.36/13,542.59 = 6,634.58/x
  3. Step 3: Cross multiply
    9,814.36x = 13,542.59 × 6,634.58
  4. Step 4: Simplify right side
    9,814.36x = 89,849,383.72
  5. Step 5: Solve for x
    x = 89,849,383.72/9,814.36
  6. Step 6: Final answer
    x = 9,154.89

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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.