Home / 4,865.07-7,298.01-2,091.81

Finding the Fourth Proportional to 4,865.07, 7,298.01 and 2,091.81

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Solution

The fourth proportional to 4,865.07, 7,298.01 and 2,091.81 is: 3,137.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,865.07 : 7,298.01 = 2,091.81 : x
  2. Step 2: Convert to fraction form
    4,865.07/7,298.01 = 2,091.81/x
  3. Step 3: Cross multiply
    4,865.07x = 7,298.01 × 2,091.81
  4. Step 4: Simplify right side
    4,865.07x = 15,266,050.30
  5. Step 5: Solve for x
    x = 15,266,050.30/4,865.07
  6. Step 6: Final answer
    x = 3,137.89

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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.