Home / 3,652.15-5,471.25-2,415.91

Finding the Fourth Proportional to 3,652.15, 5,471.25 and 2,415.91

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Solution

The fourth proportional to 3,652.15, 5,471.25 and 2,415.91 is: 3,619.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,652.15 : 5,471.25 = 2,415.91 : x
  2. Step 2: Convert to fraction form
    3,652.15/5,471.25 = 2,415.91/x
  3. Step 3: Cross multiply
    3,652.15x = 5,471.25 × 2,415.91
  4. Step 4: Simplify right side
    3,652.15x = 13,218,047.59
  5. Step 5: Solve for x
    x = 13,218,047.59/3,652.15
  6. Step 6: Final answer
    x = 3,619.25

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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.