Home / 2,475.19-3,414.51-1,480.20

Finding the Fourth Proportional to 2,475.19, 3,414.51 and 1,480.20

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Solution

The fourth proportional to 2,475.19, 3,414.51 and 1,480.20 is: 2,041.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,475.19 : 3,414.51 = 1,480.20 : x
  2. Step 2: Convert to fraction form
    2,475.19/3,414.51 = 1,480.20/x
  3. Step 3: Cross multiply
    2,475.19x = 3,414.51 × 1,480.20
  4. Step 4: Simplify right side
    2,475.19x = 5,054,157.70
  5. Step 5: Solve for x
    x = 5,054,157.70/2,475.19
  6. Step 6: Final answer
    x = 2,041.93

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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.