Home / 12,376.62-18,555.75-5,798.88

Finding the Fourth Proportional to 12,376.62, 18,555.75 and 5,798.88

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Solution

The fourth proportional to 12,376.62, 18,555.75 and 5,798.88 is: 8,694.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,376.62 : 18,555.75 = 5,798.88 : x
  2. Step 2: Convert to fraction form
    12,376.62/18,555.75 = 5,798.88/x
  3. Step 3: Cross multiply
    12,376.62x = 18,555.75 × 5,798.88
  4. Step 4: Simplify right side
    12,376.62x = 107,602,567.56
  5. Step 5: Solve for x
    x = 107,602,567.56/12,376.62
  6. Step 6: Final answer
    x = 8,694.02

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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.