Home / 3,365.28-4,635.36-2,619.18

Finding the Fourth Proportional to 3,365.28, 4,635.36 and 2,619.18

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Solution

The fourth proportional to 3,365.28, 4,635.36 and 2,619.18 is: 3,607.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,365.28 : 4,635.36 = 2,619.18 : x
  2. Step 2: Convert to fraction form
    3,365.28/4,635.36 = 2,619.18/x
  3. Step 3: Cross multiply
    3,365.28x = 4,635.36 × 2,619.18
  4. Step 4: Simplify right side
    3,365.28x = 12,140,842.20
  5. Step 5: Solve for x
    x = 12,140,842.20/3,365.28
  6. Step 6: Final answer
    x = 3,607.68

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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.