Home / 5,690.76-8,537.30-3,226.68

Finding the Fourth Proportional to 5,690.76, 8,537.30 and 3,226.68

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Solution

The fourth proportional to 5,690.76, 8,537.30 and 3,226.68 is: 4,840.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,690.76 : 8,537.30 = 3,226.68 : x
  2. Step 2: Convert to fraction form
    5,690.76/8,537.30 = 3,226.68/x
  3. Step 3: Cross multiply
    5,690.76x = 8,537.30 × 3,226.68
  4. Step 4: Simplify right side
    5,690.76x = 27,547,135.16
  5. Step 5: Solve for x
    x = 27,547,135.16/5,690.76
  6. Step 6: Final answer
    x = 4,840.68

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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.