Home / 6,725.07-9,279.90-3,740.67

Finding the Fourth Proportional to 6,725.07, 9,279.90 and 3,740.67

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Solution

The fourth proportional to 6,725.07, 9,279.90 and 3,740.67 is: 5,161.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,725.07 : 9,279.90 = 3,740.67 : x
  2. Step 2: Convert to fraction form
    6,725.07/9,279.90 = 3,740.67/x
  3. Step 3: Cross multiply
    6,725.07x = 9,279.90 × 3,740.67
  4. Step 4: Simplify right side
    6,725.07x = 34,713,043.53
  5. Step 5: Solve for x
    x = 34,713,043.53/6,725.07
  6. Step 6: Final answer
    x = 5,161.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.