Home / 10,057.33-13,879.34-5,580.92

Finding the Fourth Proportional to 10,057.33, 13,879.34 and 5,580.92

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Solution

The fourth proportional to 10,057.33, 13,879.34 and 5,580.92 is: 7,701.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,057.33 : 13,879.34 = 5,580.92 : x
  2. Step 2: Convert to fraction form
    10,057.33/13,879.34 = 5,580.92/x
  3. Step 3: Cross multiply
    10,057.33x = 13,879.34 × 5,580.92
  4. Step 4: Simplify right side
    10,057.33x = 77,459,486.19
  5. Step 5: Solve for x
    x = 77,459,486.19/10,057.33
  6. Step 6: Final answer
    x = 7,701.79

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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.