Home / 2,946.42-4,416.05-1,385.15

Finding the Fourth Proportional to 2,946.42, 4,416.05 and 1,385.15

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Solution

The fourth proportional to 2,946.42, 4,416.05 and 1,385.15 is: 2,076.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,946.42 : 4,416.05 = 1,385.15 : x
  2. Step 2: Convert to fraction form
    2,946.42/4,416.05 = 1,385.15/x
  3. Step 3: Cross multiply
    2,946.42x = 4,416.05 × 1,385.15
  4. Step 4: Simplify right side
    2,946.42x = 6,116,873.04
  5. Step 5: Solve for x
    x = 6,116,873.04/2,946.42
  6. Step 6: Final answer
    x = 2,076.04

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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.