Home / 3,210.28-4,430.13-1,793.88

Finding the Fourth Proportional to 3,210.28, 4,430.13 and 1,793.88

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Solution

The fourth proportional to 3,210.28, 4,430.13 and 1,793.88 is: 2,475.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,210.28 : 4,430.13 = 1,793.88 : x
  2. Step 2: Convert to fraction form
    3,210.28/4,430.13 = 1,793.88/x
  3. Step 3: Cross multiply
    3,210.28x = 4,430.13 × 1,793.88
  4. Step 4: Simplify right side
    3,210.28x = 7,947,099.45
  5. Step 5: Solve for x
    x = 7,947,099.45/3,210.28
  6. Step 6: Final answer
    x = 2,475.52

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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.