Home / 4,401.39-6,603.44-1,479.45

Finding the Fourth Proportional to 4,401.39, 6,603.44 and 1,479.45

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Solution

The fourth proportional to 4,401.39, 6,603.44 and 1,479.45 is: 2,219.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,401.39 : 6,603.44 = 1,479.45 : x
  2. Step 2: Convert to fraction form
    4,401.39/6,603.44 = 1,479.45/x
  3. Step 3: Cross multiply
    4,401.39x = 6,603.44 × 1,479.45
  4. Step 4: Simplify right side
    4,401.39x = 9,769,451.91
  5. Step 5: Solve for x
    x = 9,769,451.91/4,401.39
  6. Step 6: Final answer
    x = 2,219.63

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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.