Home / 4,012.84-6,017.53-1,380.61

Finding the Fourth Proportional to 4,012.84, 6,017.53 and 1,380.61

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Solution

The fourth proportional to 4,012.84, 6,017.53 and 1,380.61 is: 2,070.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,012.84 : 6,017.53 = 1,380.61 : x
  2. Step 2: Convert to fraction form
    4,012.84/6,017.53 = 1,380.61/x
  3. Step 3: Cross multiply
    4,012.84x = 6,017.53 × 1,380.61
  4. Step 4: Simplify right side
    4,012.84x = 8,307,862.09
  5. Step 5: Solve for x
    x = 8,307,862.09/4,012.84
  6. Step 6: Final answer
    x = 2,070.32

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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.