Home / 3,488.48-4,812.91-1,995.33

Finding the Fourth Proportional to 3,488.48, 4,812.91 and 1,995.33

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Solution

The fourth proportional to 3,488.48, 4,812.91 and 1,995.33 is: 2,752.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,488.48 : 4,812.91 = 1,995.33 : x
  2. Step 2: Convert to fraction form
    3,488.48/4,812.91 = 1,995.33/x
  3. Step 3: Cross multiply
    3,488.48x = 4,812.91 × 1,995.33
  4. Step 4: Simplify right side
    3,488.48x = 9,603,343.71
  5. Step 5: Solve for x
    x = 9,603,343.71/3,488.48
  6. Step 6: Final answer
    x = 2,752.87

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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.