Home / 3,898.50-5,847.95-1,301.64

Finding the Fourth Proportional to 3,898.50, 5,847.95 and 1,301.64

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Solution

The fourth proportional to 3,898.50, 5,847.95 and 1,301.64 is: 1,952.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,898.50 : 5,847.95 = 1,301.64 : x
  2. Step 2: Convert to fraction form
    3,898.50/5,847.95 = 1,301.64/x
  3. Step 3: Cross multiply
    3,898.50x = 5,847.95 × 1,301.64
  4. Step 4: Simplify right side
    3,898.50x = 7,611,919.13
  5. Step 5: Solve for x
    x = 7,611,919.13/3,898.50
  6. Step 6: Final answer
    x = 1,952.53

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1.5x scale

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.