Home / 3,487.16-4,812.60-1,995.56

Finding the Fourth Proportional to 3,487.16, 4,812.60 and 1,995.56

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Solution

The fourth proportional to 3,487.16, 4,812.60 and 1,995.56 is: 2,754.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,487.16 : 4,812.60 = 1,995.56 : x
  2. Step 2: Convert to fraction form
    3,487.16/4,812.60 = 1,995.56/x
  3. Step 3: Cross multiply
    3,487.16x = 4,812.60 × 1,995.56
  4. Step 4: Simplify right side
    3,487.16x = 9,603,832.06
  5. Step 5: Solve for x
    x = 9,603,832.06/3,487.16
  6. Step 6: Final answer
    x = 2,754.06

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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.