Home / 11,681.05-17,523.89-4,285.58

Finding the Fourth Proportional to 11,681.05, 17,523.89 and 4,285.58

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Solution

The fourth proportional to 11,681.05, 17,523.89 and 4,285.58 is: 6,429.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,681.05 : 17,523.89 = 4,285.58 : x
  2. Step 2: Convert to fraction form
    11,681.05/17,523.89 = 4,285.58/x
  3. Step 3: Cross multiply
    11,681.05x = 17,523.89 × 4,285.58
  4. Step 4: Simplify right side
    11,681.05x = 75,100,032.51
  5. Step 5: Solve for x
    x = 75,100,032.51/11,681.05
  6. Step 6: Final answer
    x = 6,429.22

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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.