Home / 7,212.14-10,814.34-3,700.70

Finding the Fourth Proportional to 7,212.14, 10,814.34 and 3,700.70

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Solution

The fourth proportional to 7,212.14, 10,814.34 and 3,700.70 is: 5,549.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,212.14 : 10,814.34 = 3,700.70 : x
  2. Step 2: Convert to fraction form
    7,212.14/10,814.34 = 3,700.70/x
  3. Step 3: Cross multiply
    7,212.14x = 10,814.34 × 3,700.70
  4. Step 4: Simplify right side
    7,212.14x = 40,020,628.04
  5. Step 5: Solve for x
    x = 40,020,628.04/7,212.14
  6. Step 6: Final answer
    x = 5,549.06

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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.