Home / 2,475.28-3,415.94-1,480.60

Finding the Fourth Proportional to 2,475.28, 3,415.94 and 1,480.60

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Solution

The fourth proportional to 2,475.28, 3,415.94 and 1,480.60 is: 2,043.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,475.28 : 3,415.94 = 1,480.60 : x
  2. Step 2: Convert to fraction form
    2,475.28/3,415.94 = 1,480.60/x
  3. Step 3: Cross multiply
    2,475.28x = 3,415.94 × 1,480.60
  4. Step 4: Simplify right side
    2,475.28x = 5,057,640.76
  5. Step 5: Solve for x
    x = 5,057,640.76/2,475.28
  6. Step 6: Final answer
    x = 2,043.26

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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.