Home / 4,430.74-6,114.45-2,856.82

Finding the Fourth Proportional to 4,430.74, 6,114.45 and 2,856.82

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Solution

The fourth proportional to 4,430.74, 6,114.45 and 2,856.82 is: 3,942.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,430.74 : 6,114.45 = 2,856.82 : x
  2. Step 2: Convert to fraction form
    4,430.74/6,114.45 = 2,856.82/x
  3. Step 3: Cross multiply
    4,430.74x = 6,114.45 × 2,856.82
  4. Step 4: Simplify right side
    4,430.74x = 17,467,883.05
  5. Step 5: Solve for x
    x = 17,467,883.05/4,430.74
  6. Step 6: Final answer
    x = 3,942.43

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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.