Home / 4,284.24-6,421.50-1,817.52

Finding the Fourth Proportional to 4,284.24, 6,421.50 and 1,817.52

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Solution

The fourth proportional to 4,284.24, 6,421.50 and 1,817.52 is: 2,724.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,284.24 : 6,421.50 = 1,817.52 : x
  2. Step 2: Convert to fraction form
    4,284.24/6,421.50 = 1,817.52/x
  3. Step 3: Cross multiply
    4,284.24x = 6,421.50 × 1,817.52
  4. Step 4: Simplify right side
    4,284.24x = 11,671,204.68
  5. Step 5: Solve for x
    x = 11,671,204.68/4,284.24
  6. Step 6: Final answer
    x = 2,724.22

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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.