Home / 2,455.13-3,388.10-1,460.86

Finding the Fourth Proportional to 2,455.13, 3,388.10 and 1,460.86

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Solution

The fourth proportional to 2,455.13, 3,388.10 and 1,460.86 is: 2,015.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,455.13 : 3,388.10 = 1,460.86 : x
  2. Step 2: Convert to fraction form
    2,455.13/3,388.10 = 1,460.86/x
  3. Step 3: Cross multiply
    2,455.13x = 3,388.10 × 1,460.86
  4. Step 4: Simplify right side
    2,455.13x = 4,949,523.99
  5. Step 5: Solve for x
    x = 4,949,523.99/2,455.13
  6. Step 6: Final answer
    x = 2,015.99

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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.