Home / 12,461.80-18,696.84-4,566.76

Finding the Fourth Proportional to 12,461.80, 18,696.84 and 4,566.76

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Solution

The fourth proportional to 12,461.80, 18,696.84 and 4,566.76 is: 6,851.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,461.80 : 18,696.84 = 4,566.76 : x
  2. Step 2: Convert to fraction form
    12,461.80/18,696.84 = 4,566.76/x
  3. Step 3: Cross multiply
    12,461.80x = 18,696.84 × 4,566.76
  4. Step 4: Simplify right side
    12,461.80x = 85,383,981.04
  5. Step 5: Solve for x
    x = 85,383,981.04/12,461.80
  6. Step 6: Final answer
    x = 6,851.66

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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.