Home / 4,428.84-6,111.75-2,439.36

Finding the Fourth Proportional to 4,428.84, 6,111.75 and 2,439.36

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Solution

The fourth proportional to 4,428.84, 6,111.75 and 2,439.36 is: 3,366.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428.84 : 6,111.75 = 2,439.36 : x
  2. Step 2: Convert to fraction form
    4,428.84/6,111.75 = 2,439.36/x
  3. Step 3: Cross multiply
    4,428.84x = 6,111.75 × 2,439.36
  4. Step 4: Simplify right side
    4,428.84x = 14,908,758.48
  5. Step 5: Solve for x
    x = 14,908,758.48/4,428.84
  6. Step 6: Final answer
    x = 3,366.29

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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.