Home / 4,430.20-6,110-2,660.54

Finding the Fourth Proportional to 4,430.20, 6,110 and 2,660.54

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Solution

The fourth proportional to 4,430.20, 6,110 and 2,660.54 is: 3,669.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,430.20 : 6,110 = 2,660.54 : x
  2. Step 2: Convert to fraction form
    4,430.20/6,110 = 2,660.54/x
  3. Step 3: Cross multiply
    4,430.20x = 6,110 × 2,660.54
  4. Step 4: Simplify right side
    4,430.20x = 16,255,899.40
  5. Step 5: Solve for x
    x = 16,255,899.40/4,430.20
  6. Step 6: Final answer
    x = 3,669.34

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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.