Home / 4,952.50-6,835.20-3,160.75

Finding the Fourth Proportional to 4,952.50, 6,835.20 and 3,160.75

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Solution

The fourth proportional to 4,952.50, 6,835.20 and 3,160.75 is: 4,362.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,952.50 : 6,835.20 = 3,160.75 : x
  2. Step 2: Convert to fraction form
    4,952.50/6,835.20 = 3,160.75/x
  3. Step 3: Cross multiply
    4,952.50x = 6,835.20 × 3,160.75
  4. Step 4: Simplify right side
    4,952.50x = 21,604,372.87
  5. Step 5: Solve for x
    x = 21,604,372.87/4,952.50
  6. Step 6: Final answer
    x = 4,362.32

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1.5x scale

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.