Home / 5,567.72-8,351.62-2,281.15

Finding the Fourth Proportional to 5,567.72, 8,351.62 and 2,281.15

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Solution

The fourth proportional to 5,567.72, 8,351.62 and 2,281.15 is: 3,421.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,567.72 : 8,351.62 = 2,281.15 : x
  2. Step 2: Convert to fraction form
    5,567.72/8,351.62 = 2,281.15/x
  3. Step 3: Cross multiply
    5,567.72x = 8,351.62 × 2,281.15
  4. Step 4: Simplify right side
    5,567.72x = 19,051,297.96
  5. Step 5: Solve for x
    x = 19,051,297.96/5,567.72
  6. Step 6: Final answer
    x = 3,421.74

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1.5x scale

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.