Home / 7,259.42-10,874.86-4,786.70

Finding the Fourth Proportional to 7,259.42, 10,874.86 and 4,786.70

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Solution

The fourth proportional to 7,259.42, 10,874.86 and 4,786.70 is: 7,170.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,259.42 : 10,874.86 = 4,786.70 : x
  2. Step 2: Convert to fraction form
    7,259.42/10,874.86 = 4,786.70/x
  3. Step 3: Cross multiply
    7,259.42x = 10,874.86 × 4,786.70
  4. Step 4: Simplify right side
    7,259.42x = 52,054,626.02
  5. Step 5: Solve for x
    x = 52,054,626.02/7,259.42
  6. Step 6: Final answer
    x = 7,170.63

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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.