Home / 3,008.30-4,154.74-2,017.66

Finding the Fourth Proportional to 3,008.30, 4,154.74 and 2,017.66

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Solution

The fourth proportional to 3,008.30, 4,154.74 and 2,017.66 is: 2,786.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008.30 : 4,154.74 = 2,017.66 : x
  2. Step 2: Convert to fraction form
    3,008.30/4,154.74 = 2,017.66/x
  3. Step 3: Cross multiply
    3,008.30x = 4,154.74 × 2,017.66
  4. Step 4: Simplify right side
    3,008.30x = 8,382,852.71
  5. Step 5: Solve for x
    x = 8,382,852.71/3,008.30
  6. Step 6: Final answer
    x = 2,786.57

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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.