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Finding the Fourth Proportional to 7,567.79, 11,351.67 and 2,302.79

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Solution

The fourth proportional to 7,567.79, 11,351.67 and 2,302.79 is: 3,454.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,567.79 : 11,351.67 = 2,302.79 : x
  2. Step 2: Convert to fraction form
    7,567.79/11,351.67 = 2,302.79/x
  3. Step 3: Cross multiply
    7,567.79x = 11,351.67 × 2,302.79
  4. Step 4: Simplify right side
    7,567.79x = 26,140,455.40
  5. Step 5: Solve for x
    x = 26,140,455.40/7,567.79
  6. Step 6: Final answer
    x = 3,454.18

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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.