Home / 4,680.63-6,456.99-3,419.58

Finding the Fourth Proportional to 4,680.63, 6,456.99 and 3,419.58

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Solution

The fourth proportional to 4,680.63, 6,456.99 and 3,419.58 is: 4,717.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680.63 : 6,456.99 = 3,419.58 : x
  2. Step 2: Convert to fraction form
    4,680.63/6,456.99 = 3,419.58/x
  3. Step 3: Cross multiply
    4,680.63x = 6,456.99 × 3,419.58
  4. Step 4: Simplify right side
    4,680.63x = 22,080,193.86
  5. Step 5: Solve for x
    x = 22,080,193.86/4,680.63
  6. Step 6: Final answer
    x = 4,717.36

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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.