Home / 10,291.05-14,201.66-5,575.33

Finding the Fourth Proportional to 10,291.05, 14,201.66 and 5,575.33

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Solution

The fourth proportional to 10,291.05, 14,201.66 and 5,575.33 is: 7,693.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,291.05 : 14,201.66 = 5,575.33 : x
  2. Step 2: Convert to fraction form
    10,291.05/14,201.66 = 5,575.33/x
  3. Step 3: Cross multiply
    10,291.05x = 14,201.66 × 5,575.33
  4. Step 4: Simplify right side
    10,291.05x = 79,178,898.57
  5. Step 5: Solve for x
    x = 79,178,898.57/10,291.05
  6. Step 6: Final answer
    x = 7,693.96

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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.