Home / 2,476.31-3,416.45-1,768.25

Finding the Fourth Proportional to 2,476.31, 3,416.45 and 1,768.25

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Solution

The fourth proportional to 2,476.31, 3,416.45 and 1,768.25 is: 2,439.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,476.31 : 3,416.45 = 1,768.25 : x
  2. Step 2: Convert to fraction form
    2,476.31/3,416.45 = 1,768.25/x
  3. Step 3: Cross multiply
    2,476.31x = 3,416.45 × 1,768.25
  4. Step 4: Simplify right side
    2,476.31x = 6,041,137.41
  5. Step 5: Solve for x
    x = 6,041,137.41/2,476.31
  6. Step 6: Final answer
    x = 2,439.58

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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.