Home / 3,619.69-5,432.67-2,697.10

Finding the Fourth Proportional to 3,619.69, 5,432.67 and 2,697.10

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Solution

The fourth proportional to 3,619.69, 5,432.67 and 2,697.10 is: 4,047.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619.69 : 5,432.67 = 2,697.10 : x
  2. Step 2: Convert to fraction form
    3,619.69/5,432.67 = 2,697.10/x
  3. Step 3: Cross multiply
    3,619.69x = 5,432.67 × 2,697.10
  4. Step 4: Simplify right side
    3,619.69x = 14,652,440.68
  5. Step 5: Solve for x
    x = 14,652,440.68/3,619.69
  6. Step 6: Final answer
    x = 4,047.98

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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.