Home / 4,875.35-7,301.30-2,789.03

Finding the Fourth Proportional to 4,875.35, 7,301.30 and 2,789.03

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Solution

The fourth proportional to 4,875.35, 7,301.30 and 2,789.03 is: 4,176.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,875.35 : 7,301.30 = 2,789.03 : x
  2. Step 2: Convert to fraction form
    4,875.35/7,301.30 = 2,789.03/x
  3. Step 3: Cross multiply
    4,875.35x = 7,301.30 × 2,789.03
  4. Step 4: Simplify right side
    4,875.35x = 20,363,549.05
  5. Step 5: Solve for x
    x = 20,363,549.05/4,875.35
  6. Step 6: Final answer
    x = 4,176.84

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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.