Home / 4,885.50-7,329.18-1,964.04

Finding the Fourth Proportional to 4,885.50, 7,329.18 and 1,964.04

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Solution

The fourth proportional to 4,885.50, 7,329.18 and 1,964.04 is: 2,946.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,885.50 : 7,329.18 = 1,964.04 : x
  2. Step 2: Convert to fraction form
    4,885.50/7,329.18 = 1,964.04/x
  3. Step 3: Cross multiply
    4,885.50x = 7,329.18 × 1,964.04
  4. Step 4: Simplify right side
    4,885.50x = 14,394,802.69
  5. Step 5: Solve for x
    x = 14,394,802.69/4,885.50
  6. Step 6: Final answer
    x = 2,946.43

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1.5x scale

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.