Home / 4,444.40-6,677.40-3,969.20

Finding the Fourth Proportional to 4,444.40, 6,677.40 and 3,969.20

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Solution

The fourth proportional to 4,444.40, 6,677.40 and 3,969.20 is: 5,963.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,444.40 : 6,677.40 = 3,969.20 : x
  2. Step 2: Convert to fraction form
    4,444.40/6,677.40 = 3,969.20/x
  3. Step 3: Cross multiply
    4,444.40x = 6,677.40 × 3,969.20
  4. Step 4: Simplify right side
    4,444.40x = 26,503,936.08
  5. Step 5: Solve for x
    x = 26,503,936.08/4,444.40
  6. Step 6: Final answer
    x = 5,963.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.