Home / 1,700.21-2,548.13-1,479.89

Finding the Fourth Proportional to 1,700.21, 2,548.13 and 1,479.89

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Solution

The fourth proportional to 1,700.21, 2,548.13 and 1,479.89 is: 2,217.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,700.21 : 2,548.13 = 1,479.89 : x
  2. Step 2: Convert to fraction form
    1,700.21/2,548.13 = 1,479.89/x
  3. Step 3: Cross multiply
    1,700.21x = 2,548.13 × 1,479.89
  4. Step 4: Simplify right side
    1,700.21x = 3,770,931.97
  5. Step 5: Solve for x
    x = 3,770,931.97/1,700.21
  6. Step 6: Final answer
    x = 2,217.93

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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.