Home / 2,984.25-4,472.67-1,888.92

Finding the Fourth Proportional to 2,984.25, 4,472.67 and 1,888.92

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Solution

The fourth proportional to 2,984.25, 4,472.67 and 1,888.92 is: 2,831.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,984.25 : 4,472.67 = 1,888.92 : x
  2. Step 2: Convert to fraction form
    2,984.25/4,472.67 = 1,888.92/x
  3. Step 3: Cross multiply
    2,984.25x = 4,472.67 × 1,888.92
  4. Step 4: Simplify right side
    2,984.25x = 8,448,515.82
  5. Step 5: Solve for x
    x = 8,448,515.82/2,984.25
  6. Step 6: Final answer
    x = 2,831.03

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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.