Home / 4,639.14-6,404.81-3,048.30

Finding the Fourth Proportional to 4,639.14, 6,404.81 and 3,048.30

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Solution

The fourth proportional to 4,639.14, 6,404.81 and 3,048.30 is: 4,208.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,639.14 : 6,404.81 = 3,048.30 : x
  2. Step 2: Convert to fraction form
    4,639.14/6,404.81 = 3,048.30/x
  3. Step 3: Cross multiply
    4,639.14x = 6,404.81 × 3,048.30
  4. Step 4: Simplify right side
    4,639.14x = 19,523,767.08
  5. Step 5: Solve for x
    x = 19,523,767.08/4,639.14
  6. Step 6: Final answer
    x = 4,208.49

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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.