Home / 7,143.58-10,715.38-2,464.94

Finding the Fourth Proportional to 7,143.58, 10,715.38 and 2,464.94

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Solution

The fourth proportional to 7,143.58, 10,715.38 and 2,464.94 is: 3,697.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,143.58 : 10,715.38 = 2,464.94 : x
  2. Step 2: Convert to fraction form
    7,143.58/10,715.38 = 2,464.94/x
  3. Step 3: Cross multiply
    7,143.58x = 10,715.38 × 2,464.94
  4. Step 4: Simplify right side
    7,143.58x = 26,412,768.78
  5. Step 5: Solve for x
    x = 26,412,768.78/7,143.58
  6. Step 6: Final answer
    x = 3,697.41

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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.