Home / 2,402.56-3,603.86-2,276.20

Finding the Fourth Proportional to 2,402.56, 3,603.86 and 2,276.20

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Solution

The fourth proportional to 2,402.56, 3,603.86 and 2,276.20 is: 3,414.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,402.56 : 3,603.86 = 2,276.20 : x
  2. Step 2: Convert to fraction form
    2,402.56/3,603.86 = 2,276.20/x
  3. Step 3: Cross multiply
    2,402.56x = 3,603.86 × 2,276.20
  4. Step 4: Simplify right side
    2,402.56x = 8,203,106.13
  5. Step 5: Solve for x
    x = 8,203,106.13/2,402.56
  6. Step 6: Final answer
    x = 3,414.32

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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.