Home / 3,335.30-4,604.01-2,985.38

Finding the Fourth Proportional to 3,335.30, 4,604.01 and 2,985.38

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Solution

The fourth proportional to 3,335.30, 4,604.01 and 2,985.38 is: 4,120.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,335.30 : 4,604.01 = 2,985.38 : x
  2. Step 2: Convert to fraction form
    3,335.30/4,604.01 = 2,985.38/x
  3. Step 3: Cross multiply
    3,335.30x = 4,604.01 × 2,985.38
  4. Step 4: Simplify right side
    3,335.30x = 13,744,719.37
  5. Step 5: Solve for x
    x = 13,744,719.37/3,335.30
  6. Step 6: Final answer
    x = 4,120.98

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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.