Home / 4,869.68-7,308.04-1,948.80

Finding the Fourth Proportional to 4,869.68, 7,308.04 and 1,948.80

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Solution

The fourth proportional to 4,869.68, 7,308.04 and 1,948.80 is: 2,924.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,869.68 : 7,308.04 = 1,948.80 : x
  2. Step 2: Convert to fraction form
    4,869.68/7,308.04 = 1,948.80/x
  3. Step 3: Cross multiply
    4,869.68x = 7,308.04 × 1,948.80
  4. Step 4: Simplify right side
    4,869.68x = 14,241,908.35
  5. Step 5: Solve for x
    x = 14,241,908.35/4,869.68
  6. Step 6: Final answer
    x = 2,924.61

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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.