Home / 3,351.21-4,624.27-1,858.76

Finding the Fourth Proportional to 3,351.21, 4,624.27 and 1,858.76

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Solution

The fourth proportional to 3,351.21, 4,624.27 and 1,858.76 is: 2,564.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,351.21 : 4,624.27 = 1,858.76 : x
  2. Step 2: Convert to fraction form
    3,351.21/4,624.27 = 1,858.76/x
  3. Step 3: Cross multiply
    3,351.21x = 4,624.27 × 1,858.76
  4. Step 4: Simplify right side
    3,351.21x = 8,595,421.99
  5. Step 5: Solve for x
    x = 8,595,421.99/3,351.21
  6. Step 6: Final answer
    x = 2,564.87

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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.