Home / 3,455.98-4,769.22-1,884.06

Finding the Fourth Proportional to 3,455.98, 4,769.22 and 1,884.06

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Solution

The fourth proportional to 3,455.98, 4,769.22 and 1,884.06 is: 2,599.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455.98 : 4,769.22 = 1,884.06 : x
  2. Step 2: Convert to fraction form
    3,455.98/4,769.22 = 1,884.06/x
  3. Step 3: Cross multiply
    3,455.98x = 4,769.22 × 1,884.06
  4. Step 4: Simplify right side
    3,455.98x = 8,985,496.63
  5. Step 5: Solve for x
    x = 8,985,496.63/3,455.98
  6. Step 6: Final answer
    x = 2,599.99

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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.