Home / 3,118.67-4,676.73-1,558.10

Finding the Fourth Proportional to 3,118.67, 4,676.73 and 1,558.10

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Solution

The fourth proportional to 3,118.67, 4,676.73 and 1,558.10 is: 2,336.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118.67 : 4,676.73 = 1,558.10 : x
  2. Step 2: Convert to fraction form
    3,118.67/4,676.73 = 1,558.10/x
  3. Step 3: Cross multiply
    3,118.67x = 4,676.73 × 1,558.10
  4. Step 4: Simplify right side
    3,118.67x = 7,286,813.01
  5. Step 5: Solve for x
    x = 7,286,813.01/3,118.67
  6. Step 6: Final answer
    x = 2,336.51

Related Problems

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.