Home / 7,617.90-11,423.76-2,351.64

Finding the Fourth Proportional to 7,617.90, 11,423.76 and 2,351.64

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Solution

The fourth proportional to 7,617.90, 11,423.76 and 2,351.64 is: 3,526.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,617.90 : 11,423.76 = 2,351.64 : x
  2. Step 2: Convert to fraction form
    7,617.90/11,423.76 = 2,351.64/x
  3. Step 3: Cross multiply
    7,617.90x = 11,423.76 × 2,351.64
  4. Step 4: Simplify right side
    7,617.90x = 26,864,570.97
  5. Step 5: Solve for x
    x = 26,864,570.97/7,617.90
  6. Step 6: Final answer
    x = 3,526.51

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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.