Home / 4,235.92-6,353.70-1,115.89

Finding the Fourth Proportional to 4,235.92, 6,353.70 and 1,115.89

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Solution

The fourth proportional to 4,235.92, 6,353.70 and 1,115.89 is: 1,673.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,235.92 : 6,353.70 = 1,115.89 : x
  2. Step 2: Convert to fraction form
    4,235.92/6,353.70 = 1,115.89/x
  3. Step 3: Cross multiply
    4,235.92x = 6,353.70 × 1,115.89
  4. Step 4: Simplify right side
    4,235.92x = 7,090,030.29
  5. Step 5: Solve for x
    x = 7,090,030.29/4,235.92
  6. Step 6: Final answer
    x = 1,673.79

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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.