Home / 12,841.75-19,263.72-3,607.75

Finding the Fourth Proportional to 12,841.75, 19,263.72 and 3,607.75

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Solution

The fourth proportional to 12,841.75, 19,263.72 and 3,607.75 is: 5,411.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,841.75 : 19,263.72 = 3,607.75 : x
  2. Step 2: Convert to fraction form
    12,841.75/19,263.72 = 3,607.75/x
  3. Step 3: Cross multiply
    12,841.75x = 19,263.72 × 3,607.75
  4. Step 4: Simplify right side
    12,841.75x = 69,498,685.83
  5. Step 5: Solve for x
    x = 69,498,685.83/12,841.75
  6. Step 6: Final answer
    x = 5,411.93

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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.