Home / 5,269.18-7,904.91-1,571.71

Finding the Fourth Proportional to 5,269.18, 7,904.91 and 1,571.71

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Solution

The fourth proportional to 5,269.18, 7,904.91 and 1,571.71 is: 2,357.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,269.18 : 7,904.91 = 1,571.71 : x
  2. Step 2: Convert to fraction form
    5,269.18/7,904.91 = 1,571.71/x
  3. Step 3: Cross multiply
    5,269.18x = 7,904.91 × 1,571.71
  4. Step 4: Simplify right side
    5,269.18x = 12,424,186.57
  5. Step 5: Solve for x
    x = 12,424,186.57/5,269.18
  6. Step 6: Final answer
    x = 2,357.90

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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.