Home / 3,519.16-5,281.94-2,430.52

Finding the Fourth Proportional to 3,519.16, 5,281.94 and 2,430.52

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Solution

The fourth proportional to 3,519.16, 5,281.94 and 2,430.52 is: 3,647.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519.16 : 5,281.94 = 2,430.52 : x
  2. Step 2: Convert to fraction form
    3,519.16/5,281.94 = 2,430.52/x
  3. Step 3: Cross multiply
    3,519.16x = 5,281.94 × 2,430.52
  4. Step 4: Simplify right side
    3,519.16x = 12,837,860.81
  5. Step 5: Solve for x
    x = 12,837,860.81/3,519.16
  6. Step 6: Final answer
    x = 3,647.99

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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.