Home / 3,463.78-5,188.47-2,349.70

Finding the Fourth Proportional to 3,463.78, 5,188.47 and 2,349.70

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Solution

The fourth proportional to 3,463.78, 5,188.47 and 2,349.70 is: 3,519.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,463.78 : 5,188.47 = 2,349.70 : x
  2. Step 2: Convert to fraction form
    3,463.78/5,188.47 = 2,349.70/x
  3. Step 3: Cross multiply
    3,463.78x = 5,188.47 × 2,349.70
  4. Step 4: Simplify right side
    3,463.78x = 12,191,347.96
  5. Step 5: Solve for x
    x = 12,191,347.96/3,463.78
  6. Step 6: Final answer
    x = 3,519.67

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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.