Home / 7,615.37-11,423.27-2,068.68

Finding the Fourth Proportional to 7,615.37, 11,423.27 and 2,068.68

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Solution

The fourth proportional to 7,615.37, 11,423.27 and 2,068.68 is: 3,103.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,615.37 : 11,423.27 = 2,068.68 : x
  2. Step 2: Convert to fraction form
    7,615.37/11,423.27 = 2,068.68/x
  3. Step 3: Cross multiply
    7,615.37x = 11,423.27 × 2,068.68
  4. Step 4: Simplify right side
    7,615.37x = 23,631,095.36
  5. Step 5: Solve for x
    x = 23,631,095.36/7,615.37
  6. Step 6: Final answer
    x = 3,103.08

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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.