Home / 5,133.41-7,698.98-1,434.65

Finding the Fourth Proportional to 5,133.41, 7,698.98 and 1,434.65

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Solution

The fourth proportional to 5,133.41, 7,698.98 and 1,434.65 is: 2,151.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,133.41 : 7,698.98 = 1,434.65 : x
  2. Step 2: Convert to fraction form
    5,133.41/7,698.98 = 1,434.65/x
  3. Step 3: Cross multiply
    5,133.41x = 7,698.98 × 1,434.65
  4. Step 4: Simplify right side
    5,133.41x = 11,045,306.75
  5. Step 5: Solve for x
    x = 11,045,306.75/5,133.41
  6. Step 6: Final answer
    x = 2,151.65

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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.