Home / 2,933-4,047.56-2,187.62

Finding the Fourth Proportional to 2,933, 4,047.56 and 2,187.62

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Solution

The fourth proportional to 2,933, 4,047.56 and 2,187.62 is: 3,018.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,933 : 4,047.56 = 2,187.62 : x
  2. Step 2: Convert to fraction form
    2,933/4,047.56 = 2,187.62/x
  3. Step 3: Cross multiply
    2,933x = 4,047.56 × 2,187.62
  4. Step 4: Simplify right side
    2,933x = 8,854,523.21
  5. Step 5: Solve for x
    x = 8,854,523.21/2,933
  6. Step 6: Final answer
    x = 3,018.93

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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.