Home / 4,898.21-7,348.41-1,611.63

Finding the Fourth Proportional to 4,898.21, 7,348.41 and 1,611.63

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Solution

The fourth proportional to 4,898.21, 7,348.41 and 1,611.63 is: 2,417.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,898.21 : 7,348.41 = 1,611.63 : x
  2. Step 2: Convert to fraction form
    4,898.21/7,348.41 = 1,611.63/x
  3. Step 3: Cross multiply
    4,898.21x = 7,348.41 × 1,611.63
  4. Step 4: Simplify right side
    4,898.21x = 11,842,918.01
  5. Step 5: Solve for x
    x = 11,842,918.01/4,898.21
  6. Step 6: Final answer
    x = 2,417.81

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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.