Home / 4,428.85-6,111.83-2,439.41

Finding the Fourth Proportional to 4,428.85, 6,111.83 and 2,439.41

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Solution

The fourth proportional to 4,428.85, 6,111.83 and 2,439.41 is: 3,366.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428.85 : 6,111.83 = 2,439.41 : x
  2. Step 2: Convert to fraction form
    4,428.85/6,111.83 = 2,439.41/x
  3. Step 3: Cross multiply
    4,428.85x = 6,111.83 × 2,439.41
  4. Step 4: Simplify right side
    4,428.85x = 14,909,259.22
  5. Step 5: Solve for x
    x = 14,909,259.22/4,428.85
  6. Step 6: Final answer
    x = 3,366.40

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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.