Home / 3,635.07-5,015.08-3,281.50

Finding the Fourth Proportional to 3,635.07, 5,015.08 and 3,281.50

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Solution

The fourth proportional to 3,635.07, 5,015.08 and 3,281.50 is: 4,527.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,635.07 : 5,015.08 = 3,281.50 : x
  2. Step 2: Convert to fraction form
    3,635.07/5,015.08 = 3,281.50/x
  3. Step 3: Cross multiply
    3,635.07x = 5,015.08 × 3,281.50
  4. Step 4: Simplify right side
    3,635.07x = 16,456,985.02
  5. Step 5: Solve for x
    x = 16,456,985.02/3,635.07
  6. Step 6: Final answer
    x = 4,527.28

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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.