Home / 9,519.38-14,286.08-4,521.78

Finding the Fourth Proportional to 9,519.38, 14,286.08 and 4,521.78

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Solution

The fourth proportional to 9,519.38, 14,286.08 and 4,521.78 is: 6,786.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,519.38 : 14,286.08 = 4,521.78 : x
  2. Step 2: Convert to fraction form
    9,519.38/14,286.08 = 4,521.78/x
  3. Step 3: Cross multiply
    9,519.38x = 14,286.08 × 4,521.78
  4. Step 4: Simplify right side
    9,519.38x = 64,598,510.82
  5. Step 5: Solve for x
    x = 64,598,510.82/9,519.38
  6. Step 6: Final answer
    x = 6,786.00

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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.