Home / 5,567.85-8,351.81-2,278.64

Finding the Fourth Proportional to 5,567.85, 8,351.81 and 2,278.64

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Solution

The fourth proportional to 5,567.85, 8,351.81 and 2,278.64 is: 3,417.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,567.85 : 8,351.81 = 2,278.64 : x
  2. Step 2: Convert to fraction form
    5,567.85/8,351.81 = 2,278.64/x
  3. Step 3: Cross multiply
    5,567.85x = 8,351.81 × 2,278.64
  4. Step 4: Simplify right side
    5,567.85x = 19,030,768.34
  5. Step 5: Solve for x
    x = 19,030,768.34/5,567.85
  6. Step 6: Final answer
    x = 3,417.97

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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.