Home / 4,477.71-6,179.30-2,800.13

Finding the Fourth Proportional to 4,477.71, 6,179.30 and 2,800.13

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Solution

The fourth proportional to 4,477.71, 6,179.30 and 2,800.13 is: 3,864.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,477.71 : 6,179.30 = 2,800.13 : x
  2. Step 2: Convert to fraction form
    4,477.71/6,179.30 = 2,800.13/x
  3. Step 3: Cross multiply
    4,477.71x = 6,179.30 × 2,800.13
  4. Step 4: Simplify right side
    4,477.71x = 17,302,836.75
  5. Step 5: Solve for x
    x = 17,302,836.75/4,477.71
  6. Step 6: Final answer
    x = 3,864.21

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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.