Home / 3,635.58-5,013.70-2,892.00

Finding the Fourth Proportional to 3,635.58, 5,013.70 and 2,892.00

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Solution

The fourth proportional to 3,635.58, 5,013.70 and 2,892.00 is: 3,988.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,635.58 : 5,013.70 = 2,892.00 : x
  2. Step 2: Convert to fraction form
    3,635.58/5,013.70 = 2,892.00/x
  3. Step 3: Cross multiply
    3,635.58x = 5,013.70 × 2,892.00
  4. Step 4: Simplify right side
    3,635.58x = 14,499,631.97
  5. Step 5: Solve for x
    x = 14,499,631.97/3,635.58
  6. Step 6: Final answer
    x = 3,988.25

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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.