Home / 12,410.23-18,604.88-5,384.95

Finding the Fourth Proportional to 12,410.23, 18,604.88 and 5,384.95

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Solution

The fourth proportional to 12,410.23, 18,604.88 and 5,384.95 is: 8,072.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,410.23 : 18,604.88 = 5,384.95 : x
  2. Step 2: Convert to fraction form
    12,410.23/18,604.88 = 5,384.95/x
  3. Step 3: Cross multiply
    12,410.23x = 18,604.88 × 5,384.95
  4. Step 4: Simplify right side
    12,410.23x = 100,186,275.12
  5. Step 5: Solve for x
    x = 100,186,275.12/12,410.23
  6. Step 6: Final answer
    x = 8,072.88

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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.