Home / 4,836.28-6,667.72-3,490.76

Finding the Fourth Proportional to 4,836.28, 6,667.72 and 3,490.76

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Solution

The fourth proportional to 4,836.28, 6,667.72 and 3,490.76 is: 4,812.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,836.28 : 6,667.72 = 3,490.76 : x
  2. Step 2: Convert to fraction form
    4,836.28/6,667.72 = 3,490.76/x
  3. Step 3: Cross multiply
    4,836.28x = 6,667.72 × 3,490.76
  4. Step 4: Simplify right side
    4,836.28x = 23,275,410.27
  5. Step 5: Solve for x
    x = 23,275,410.27/4,836.28
  6. Step 6: Final answer
    x = 4,812.67

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Half scale
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Double scale
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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.