Home / 4,134.49-5,705.32-2,455.81

Finding the Fourth Proportional to 4,134.49, 5,705.32 and 2,455.81

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Solution

The fourth proportional to 4,134.49, 5,705.32 and 2,455.81 is: 3,388.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,134.49 : 5,705.32 = 2,455.81 : x
  2. Step 2: Convert to fraction form
    4,134.49/5,705.32 = 2,455.81/x
  3. Step 3: Cross multiply
    4,134.49x = 5,705.32 × 2,455.81
  4. Step 4: Simplify right side
    4,134.49x = 14,011,181.91
  5. Step 5: Solve for x
    x = 14,011,181.91/4,134.49
  6. Step 6: Final answer
    x = 3,388.85

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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.