Home / 3,488.33-4,812.71-1,995.18

Finding the Fourth Proportional to 3,488.33, 4,812.71 and 1,995.18

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Solution

The fourth proportional to 3,488.33, 4,812.71 and 1,995.18 is: 2,752.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,488.33 : 4,812.71 = 1,995.18 : x
  2. Step 2: Convert to fraction form
    3,488.33/4,812.71 = 1,995.18/x
  3. Step 3: Cross multiply
    3,488.33x = 4,812.71 × 1,995.18
  4. Step 4: Simplify right side
    3,488.33x = 9,602,212.76
  5. Step 5: Solve for x
    x = 9,602,212.76/3,488.33
  6. Step 6: Final answer
    x = 2,752.67

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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.