Home / 4,914.48-7,370.88-2,281.20

Finding the Fourth Proportional to 4,914.48, 7,370.88 and 2,281.20

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Solution

The fourth proportional to 4,914.48, 7,370.88 and 2,281.20 is: 3,421.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914.48 : 7,370.88 = 2,281.20 : x
  2. Step 2: Convert to fraction form
    4,914.48/7,370.88 = 2,281.20/x
  3. Step 3: Cross multiply
    4,914.48x = 7,370.88 × 2,281.20
  4. Step 4: Simplify right side
    4,914.48x = 16,814,451.46
  5. Step 5: Solve for x
    x = 16,814,451.46/4,914.48
  6. Step 6: Final answer
    x = 3,421.41

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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.