Home / 5,614.50-8,419.14-2,281.89

Finding the Fourth Proportional to 5,614.50, 8,419.14 and 2,281.89

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Solution

The fourth proportional to 5,614.50, 8,419.14 and 2,281.89 is: 3,421.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,614.50 : 8,419.14 = 2,281.89 : x
  2. Step 2: Convert to fraction form
    5,614.50/8,419.14 = 2,281.89/x
  3. Step 3: Cross multiply
    5,614.50x = 8,419.14 × 2,281.89
  4. Step 4: Simplify right side
    5,614.50x = 19,211,551.37
  5. Step 5: Solve for x
    x = 19,211,551.37/5,614.50
  6. Step 6: Final answer
    x = 3,421.77

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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.