Home / 3,521.54-4,860.40-2,515.98

Finding the Fourth Proportional to 3,521.54, 4,860.40 and 2,515.98

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Solution

The fourth proportional to 3,521.54, 4,860.40 and 2,515.98 is: 3,472.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,521.54 : 4,860.40 = 2,515.98 : x
  2. Step 2: Convert to fraction form
    3,521.54/4,860.40 = 2,515.98/x
  3. Step 3: Cross multiply
    3,521.54x = 4,860.40 × 2,515.98
  4. Step 4: Simplify right side
    3,521.54x = 12,228,669.19
  5. Step 5: Solve for x
    x = 12,228,669.19/3,521.54
  6. Step 6: Final answer
    x = 3,472.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.