Home / 4,312.29-6,468.84-1,679.99

Finding the Fourth Proportional to 4,312.29, 6,468.84 and 1,679.99

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Solution

The fourth proportional to 4,312.29, 6,468.84 and 1,679.99 is: 2,520.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,312.29 : 6,468.84 = 1,679.99 : x
  2. Step 2: Convert to fraction form
    4,312.29/6,468.84 = 1,679.99/x
  3. Step 3: Cross multiply
    4,312.29x = 6,468.84 × 1,679.99
  4. Step 4: Simplify right side
    4,312.29x = 10,867,602.68
  5. Step 5: Solve for x
    x = 10,867,602.68/4,312.29
  6. Step 6: Final answer
    x = 2,520.15

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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.