Home / 4,115.08-5,678.84-2,346.67

Finding the Fourth Proportional to 4,115.08, 5,678.84 and 2,346.67

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Solution

The fourth proportional to 4,115.08, 5,678.84 and 2,346.67 is: 3,238.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115.08 : 5,678.84 = 2,346.67 : x
  2. Step 2: Convert to fraction form
    4,115.08/5,678.84 = 2,346.67/x
  3. Step 3: Cross multiply
    4,115.08x = 5,678.84 × 2,346.67
  4. Step 4: Simplify right side
    4,115.08x = 13,326,363.46
  5. Step 5: Solve for x
    x = 13,326,363.46/4,115.08
  6. Step 6: Final answer
    x = 3,238.42

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Half 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.