Home / 3,242.30-4,860.93-1,681.70

Finding the Fourth Proportional to 3,242.30, 4,860.93 and 1,681.70

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Solution

The fourth proportional to 3,242.30, 4,860.93 and 1,681.70 is: 2,521.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,242.30 : 4,860.93 = 1,681.70 : x
  2. Step 2: Convert to fraction form
    3,242.30/4,860.93 = 1,681.70/x
  3. Step 3: Cross multiply
    3,242.30x = 4,860.93 × 1,681.70
  4. Step 4: Simplify right side
    3,242.30x = 8,174,625.98
  5. Step 5: Solve for x
    x = 8,174,625.98/3,242.30
  6. Step 6: Final answer
    x = 2,521.24

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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.